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Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Drainage ditch from rice field. Minimus will breed along either bank where the water is moving, but not in pools where water vegetation grows

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Staking out and starting a seepage ditch in the Old Fort area

Public Health Service Investigation Commission to the China-Burma high...

Picryl description: Public domain photograph of farming, farmer, agriculture, 20th-century, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Quiet water full of hoof prints containing back-water from a stream. There are no anopheles minimus

Public Health Service Investigation Commission to the China-Burma high...

Picryl description: Public domain photograph of farming, farmer, agriculture, 20th-century, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Green bamboo lasts almost indefinitely if kept wet. Piled in the sun like this, it dries quickly, and pops with a loud noise

Public Health Service Investigation Commission to the China-Burma High...

Picryl description: Public domain image of a quarry, excavation or mining site, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Local pottery

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. B. Mayne. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Thick film examination in the laboratory. The blood rates in winter are over fifty-eight percent

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. J.H. Bush. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; ... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Early stage in digging the seepage ditch in the Old Fort area

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang Valley, China. The house built for the guard of the gambusia minnow hatchery. Not only herons and cattle disturb the little fish, but the people found them quite tasty when fried; thus a man had to be hired to guard the hatchery

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph - Chinese people, China history, government, and politics, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. The edge of the Old Fort seepage area

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Paris green dusting

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. J.H. Bush. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; ... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. A street scene

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Paris green dusting

Public Health Service Investigation Commission to the China-Burma high...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. Eccentric box for mixing Paris green and road dust

Public Health Service Investigation Commission to the China-Burma high...

Public domain scan of American poster, United States, free to use, no copyright restrictions image - Picryl description

Public Health Serive Investigation Commission to the China-Burma higway, Chefang Valley, China. Long straight ditch the morning after it had been dug. The soil is so soft that the walls shift in one night whenever there is action by small springs

Public Health Serive Investigation Commission to the China-Burma higwa...

Picryl description: Public domain image of field, irrigation, agriculture, water, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Paris green dusting

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph - historical image of France, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Crocks in the compound of the American research staff where the first gambusia minnows were put

Public Health Service Investigation Commission to the China-Burma High...

Picryl description: Public domain image of a historical landmark building, courtyard, 17th, 18th, 19th-century architecture, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma highway. Chefang (vicinity), China. Deepening a gambusia hatchery

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. The edge of the Old Fort seepage area

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. A natural spring at the edge of the city, supplying water to the area which was used as a gambusia minnow hatchery

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Ditch digging in the mud, a slow process

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Chefang Valley, China. For dusting purposes ten parts of Paris green are mixed with 90 parts of road dust. It was thought that the simplest way of mixing would be to have the full drum rolled to the fields, as pictured here. However the workmen objected rolling something they could carry and insisted on picking up the drum after a short distance so this method was abandoned

Chefang Valley, China. For dusting purposes ten parts of Paris green a...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Shan mother at a spring

Public Health Service Investigation Commission to the China-Burma High...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Thick film examination in the laboratory. The blood rates in winter are over fifty-eight percent

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Filling dusters with a Paris green mixture

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph - historical image of France, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Crocks in the compound of the American research staff where the first gambusia minnows were put

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway. Chefang (vicinity), China. Cans with holes punched in them for Paris green dusting by hand. The workmen refused to work when given just one bag on the theory that such work would weigh down one shoulder and just work one arm; two dusters and two bags were the solution

Public Health Service Investigation Commission to the China-Burma high...

Public domain scan of American poster, United States, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. A market place

Public Health Service Investigation Commission to the China-Burma high...

Picryl description: Public domain image of a market, marketplace, city center, vendors, people gathering, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Market day

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to music, performing arts, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Oiling anopheles minimus breeding place

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Paris green dusting

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. J.H. Bush. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; ... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang Valley, China. Digging by hand. At some points this was found to be more efficient than by spade

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Testing for anopheles minimus inlet and outlet irrigation ditches. No minimus were found in the ditch that is damned up, yet there were many in the ditch where water is flowing

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Oiling anopheles minimus breeding place

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Knee deep in mud. Ditches across the seepage area carry water direct to main drainage ditch

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Small irrigation ditch in the rice fields formerly had anopheles minimus mosquitoes breeding in pockets all along it. It has been rechanneled, as indicated by the new mud piled up on both sides. But the cattle have already trampled it; vegetation is growing in the cattle tracks and minimus are starting to breed in it again. The ditch had to be dusted with Paris green

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph - historical image of France, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. A street scene

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph of 19th-century vintage card, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Quiet water full of hoof prints containing back-water from a stream. There are no anopheles minimus

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Gambusia minnow hatchery in a spring at the edge of the rice fields. When the gambusia were put here, herons and other birds start to eat them. Thus the spring had to be covered with loosely woven mats; when the cattle trampled these a fence had to be built

Public Health Service Investigation Commission to the China-Burma high...

Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. The edge of the Old Fort seepage area

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang Valley, China. Long view showing several connecting ditches

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Chefang Valley, China. For dusting purposes ten parts of Paris green are mixed with 90 parts of road dust. It was thought that the simplest way of mixing would be to have the full drum rolled to the fields, as pictured here. However the workmen objected rolling something they could carry and insisted on picking up the drum after a short distance so this method was abandoned

Chefang Valley, China. For dusting purposes ten parts of Paris green a...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Close-up of the vegetation at the edge of a stream. Anopheles minimus breeds in the water along the vegetation

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. The market place. Shans are selling bettlenut and lime, the local chewing tobacco

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. B. Mayne. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang Valley, China. A small village. Malaria mosquitoes breed in the irrigation ditches just on the other side of the bamboo trees

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. Washing in the stream, at the family's regular washing place. The strong soap rinsed from the clothes keeps the stream free of mosquitoes for about 100 yards

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway. Chefang (vicinity), China. Deepening a gambusia hatchery

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. B. Mayne. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Staking out and starting a seepage ditch in the Old Fort area

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. The edge of the Old Fort seepage area

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Taking sample to test for anopheles from the Old Fort seepage. There is soap controlled breeding for 300 feet

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. Rice fields at a time of year when they are not flooded

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Taking sample of water to test from a typical breeding place for anopheles minimus

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Oiling anopheles minimus breeding places

Public Health Service Investigation Commission to the China-Burma high...

Picryl description: Public domain vintage artistic photograph, free to use, no copyright restrictions image.

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Early stage in digging the seepage ditch in the Old Fort area

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. The main drainage ditch for the irrigated rice fields. A small village lies behind the bamboo trees in the background

Public Health Service Investigation Commission to the China-Burma high...

Picryl description: Public domain image of field, irrigation, agriculture, water, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. The edge of a seepage area. Water wells up out of the ground at right. Anopheles minimus breeds in the vegetation to its left and right. There is no minimus in the quiet water to the left

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. A market place

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Oiling anopheles minimus breeding places

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Ditch digging in the mud, a slow process

Public Health Service Investigation Commission to the China-Burma high...

Public domain photograph related to Chinese history, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Testing for anopheles minimus inlet and outlet irrigation ditches. No minimus were found in the ditch that is damned up, yet there were many in the ditch where water is flowing

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Local pottery

Public Health Service Investigation Commission to the China-Burma High...

Picryl description: Public domain photo of 3d object, pottery, ceramics, free to use, no copyright restrictions image.

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. The main drainage ditch for the irrigated rice fields. A small village lies behind the bamboo trees in the background

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Gambusia minnow hatchery in a spring at the edge of the rice fields. When the gambusia were put here, herons and other birds start to eat them. Thus the spring had to be covered with loosely woven mats; when the cattle trampled these a fence had to be built

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. A natural spring at the edge of the city, supplying water to the area which was used as a gambusia minnow hatchery

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. B. Mayne. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Shan mother at a spring

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang Valley, China. Bamboo "pipe" kept in a ditch to keep it wet for later use

Public Health Service Investigation Commission to the China-Burma High...

Picryl description: Public domain image of field, irrigation, agriculture, water, free to use, no copyright restrictions.

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. Rice fields at a time of year when they are not flooded

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang, China. Washing in the stream, at the family's regular washing place. The strong soap rinsed from the clothes keeps the stream free of mosquitoes for about 100 yards

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. B. Mayne. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1... More

Public Health Service Investigation Commission to the China-Burma highway, Chefang (vicinity), China. Small irrigation ditch in the rice fields formerly had anopheles minimus mosquitoes breeding in pockets all along it. It has been rechanneled, as indicated by the new mud piled up on both sides. But the cattle have already trampled it; vegetation is growing in the cattle tracks and minimus are starting to breed in it again. The ditch had to be dusted with Paris green

Public Health Service Investigation Commission to the China-Burma high...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. The market place. Shans are selling bettlenut and lime, the local chewing tobacco

Public Health Service Investigation Commission to the China-Burma High...

Public domain photograph related to music, performing arts, free to use, no copyright restrictions image - Picryl description

Public Health Service Investigation Commission to the China-Burma Highway, Chefang, China. Market day

Public Health Service Investigation Commission to the China-Burma High...

Image source: U.S. Public Health Service, after Dr. L.L. Williams. Title and other information from print in lot. Transfer; United States. Office of War Information. Overseas Picture Division. Washington Divisi... More