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A plan of those parts of Boston, and the towns in its vicinity, with the waters and flats adjacent, which are immediately or remotely connected with the contemplated design of erecting  perpetual tide-mills.

A plan of those parts of Boston, and the towns in its vicinity, with t...

Includes index to dams, canals, and associated features. Available also through the Library of Congress Web site as a raster image. Copy imperfect: Soiled, torn, mounted on cloth backing.

Zhong you he gong quan tu.

Zhong you he gong quan tu.

Scale ca. 1:80,000. Pen-and-ink and watercolor. Oriented with north toward the upper left. Relief shown pictorially. Pictorial map. Shows the engineering projects of the central section of the Yellow River in S... more

Sediment routing map, Black Warrior River basin study area, Alabama

Sediment routing map, Black Warrior River basin study area, Alabama

"November 1979 4-R-36311. Revised August 1978 base 4-R-35608." "Source: Data compiled by River Basin Planning Staff." Includes location map. Available also through the Library of Congress Web site as a raster i... more

Corps of Engineers administrative areas, Virginia

Corps of Engineers administrative areas, Virginia

"Source: Data provided by SCS field personnel. Map prepared using automated map construction, National Cartographic Center, Fort Worth, Texas, 1991." "August 1991, 1005825." Available also through the Library o... more

Redridge Steel Dam, Salmon Trout River, Beacon Hill, Houghton County, MI

Redridge Steel Dam, Salmon Trout River, Beacon Hill, Houghton County, ...

Significance: The water supply impounded by the log dam, built by the Atlantic Mining Company across the Salmon Trout River in 1894, proved inadequate when the Baltic Mining Company built a stamp mill on Lake S... more

Hamilton Canal, Wasteway Gatehouse, Lowell, Middlesex County, MA

Hamilton Canal, Wasteway Gatehouse, Lowell, Middlesex County, MA

Significance: The existing gatehouse as built in 1872 to replace the original gatehouse, which had been constructed in 1850. The original equipment for operating the gate is still in existence. Survey number:... more

Merrimack Canal, Rolling Dam, Lowell, Middlesex County, MA

Merrimack Canal, Rolling Dam, Lowell, Middlesex County, MA

Significance: Both the Rolling Dam and the Merrimack Dam were built in 1835 in order to provide intermediate levels between the Merrimack and Eastern Canals so that both could use the same wasteway. Survey num... more

Augusta Railway Company, West Power Station, Fifteenth & Greene Streets, Augusta Canal, Augusta, Richmond County, GA

Augusta Railway Company, West Power Station, Fifteenth & Greene Street...

Significance: The first generators of hydroelectric power on the Augusta Canal. The company, in addition to operating a street railway, sold electric power to domestic and industrial consumers, including Augus... more

Blackstone Canal, State Route 126, Central Falls, Providence County, RI

Blackstone Canal, State Route 126, Central Falls, Providence County, R...

Significance: The Blackstone canal was one of the regions first long distance transportation systems. It was one of the waterways that helped to spawn the industrial development that took place in the Blacksto... more

Old Croton Aqueduct, Entrance Entablature, New Croton Reservoir, Yorktown Heights, Westchester County, NY

Old Croton Aqueduct, Entrance Entablature, New Croton Reservoir, Yorkt...

Significance: The Old Croton Aqueduct is an outstanding example of 19th century civil engineering and was New York City's first municipal water project. The entrance entablature commemorated the opening of the... more

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Significance: The Guard Gates on the Hamilton Canal allow it to be drained independently of the rest of the canal system. Survey number: HAER MA-4-A Building/structure dates: 1847 Initial Construction Buildi... more

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Significance: The Guard Gates on the Hamilton Canal allow it to be drained independently of the rest of the canal system. Survey number: HAER MA-4-A Building/structure dates: 1847 Initial Construction Buildi... more

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Significance: The Guard Gates on the Hamilton Canal allow it to be drained independently of the rest of the canal system. Survey number: HAER MA-4-A Building/structure dates: 1847 Initial Construction Buildi... more

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Significance: The Guard Gates on the Hamilton Canal allow it to be drained independently of the rest of the canal system. Survey number: HAER MA-4-A Building/structure dates: 1847 Initial Construction Buildi... more

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Significance: The Guard Gates on the Hamilton Canal allow it to be drained independently of the rest of the canal system. Survey number: HAER MA-4-A Building/structure dates: 1847 Initial Construction Buildi... more

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Hamilton Canal, Guard Gates, Lowell, Middlesex County, MA

Significance: The Guard Gates on the Hamilton Canal allow it to be drained independently of the rest of the canal system. Survey number: HAER MA-4-A Building/structure dates: 1847 Initial Construction Buildi... more

Bureau of Mines Boulder City Experimental Station, Pump House, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Pump House, Date St...

Significance: The Pump House, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder Ci... more

Bureau of Mines Boulder City Experimental Station, Pump House, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Pump House, Date St...

Significance: The Pump House, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder Ci... more

Bureau of Mines Boulder City Experimental Station, Pump House, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Pump House, Date St...

Significance: The Pump House, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder Ci... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida County, NY

Black River Canal, Locks 39-43, State Route 46, Boonville, Oneida Coun...

Significance: Locks 39-43 near Boonevill are typical of the 109 locks that comprised the 25 miles of the Black River Canal. A feeder to the Erie Canal, the Black River Canal remained in use until 1923 and outl... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga County, NY

Champlain Canal, Waterford Locks, U.S. Route 4, Waterford, Saratoga Co...

Significance: The Champlain Canal was built to link Lake Champlain with the Erie Canal and with the tidewater of the Hudson River. The Canal is presently part of the New York State Barge Canal system, the most... more

Bureau of Mines Boulder City Experimental Station, Annex, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Annex, Date Street ...

Significance: Building 800, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... more

Bureau of Mines Boulder City Experimental Station, Annex, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Annex, Date Street ...

Significance: Building 800, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... more

Bureau of Mines Boulder City Experimental Station, Annex, Date Street north of U.S. Highway 93, Boulder City, Clark County, NV

Bureau of Mines Boulder City Experimental Station, Annex, Date Street ...

Significance: Building 800, as part of the Date Street Complex, was part of the Bureau of Mines Electrometallurgical Research Facility located in Boulder City. As such, it is within the designated Boulder City... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark County, NV

Hoover Dam, Spanning Colorado River at Route 93, Boulder City, Clark C...

Significance: It is a National Historic Landmark, an American Civil Engineering Landmark, and the focus of an historic district listed on the National Register of Historic Places. The dam was constructed betwee... more

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