175 Signal towers Images: LOC's Public Domain Archive Public Domain Search

Tower. Radio or television tower

Public domain photograph of historic place in Washington DC, free to use, no copyright restrictions image - Picryl description

[Petersburg, Virginia Signal tower at 14th New York Heavy Artillery he...

Photograph from the main eastern theater of war, the siege of Petersburg, June 1864-April 1865.

Signalʹnai︠a︡ machta pri vkhodi︠e︡ v porog Sigovet︠s︡. [Rossiĭskai︠a︡ ...

Public domain photograph of Russian Empire, color separation negatives, by Prokudin Gorsky, free to use, no copyright restrictions image - Picryl description

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

[Signal towers, Charing Cross Bridge]

Wuerth, 236. Edition of 10? Plate destroyed. Title and other information from Beall. American prints in the Library of Congress : a catalog of the collection / compiled by Karen F. Beall... Baltimore : John Hop... More

Signalʹnai︠a︡ machta i sklady M.P.S. v Suvaldi︠e︡. [Rossiĭskai︠a︡ impe...

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Arlington radio towers. View of Arlington radio towers

Item title devised. The Theodor Horydczak Collection is a collection of photographs taken by Theodor Horydczak (1890-1971) a Polish-born American photographer who worked in Washington D.C. from the 1910s to th... More

W.J.S.V. transmitter. Antennae of W.J.S.V.

Public domain photograph of midcentury American industry, technology, 1940s-1950s, free to use, no copyright restrictions image - Picryl description

Signalʹnai︠a︡ machta i sklady M.P.S. v Suvaldi︠e︡. [Rossiĭskai︠a︡ impe...

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Signalʹnai︠a︡ machta i sklady M.P.S. v Suvaldi︠e︡. [Rossiĭskai︠a︡ impe...

Public domain historical photo, 19th century, free to use, no copyright restrictions image - Picryl description.

Portland Observatory, 138 Congress Street, Portland, Cumberland County...

Suggested address, 138 Congress Street, is not verifiable in documentation. Significance: The Portland Observatory is a maritime signal tower located on Munjoy Hill. It remains at its original location, althoug... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

The old Harrison mansion--Harrison's landing James River

Group of soldiers relaxing around a house with signal towers mounted over chimneys. Title inscribed below image. Possibly by William Waud. Inscribed below title: The birth place of Wm. Henry Harrison now used a... More

Arlington towers. Close-up of Arlington towers

Item title devised. The Theodor Horydczak Collection is a collection of photographs taken by Theodor Horydczak (1890-1971) a Polish-born American photographer who worked in Washington D.C. from the 1910s to th... More

Arlington radio towers. View of Arlington radio towers

The Theodor Horydczak Collection - architecture and social life of Washington DC in the 1920s, 1930s, and 1940s.

Osinovyĭ ostrov. [Rossiĭskai︠a︡ imperii︠a︡]

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Night signalling. Book illustration from Library of Congress

Title inscribed on verso. "Signal Corps VIII 3" inscribed on verso. Published in: Harper's Weekly, November 12, 1864, p. 732. Reference print available in the Civil War Drawings File Q. Gift, J.P. Morgan, 191... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

[Bermuda Hundred, Virginia Butler's signal tower; another view]

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

[Bermuda Hundred, Virginia Officers by their quarters near the signal ...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

[Signal tower on roof of house]

Signed lower right: ARW. Title devised. Inscribed lower right: Oct 1863. Formerly Waud no. C-164. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.1091) Forms part of: Morgan collection of Civil War drawings.

Arlington radio towers. View of Arlington radio towers

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

Signalʹnai︠a︡ machta pri vkhodi︠e︡ v porog Sigovet︠s︡. [Rossiĭskai︠a︡ ...

Picryl description: Public domain photograph of building, free to use, no copyright restrictions image.

Signal Station on Pony Mountain

Semifore flag waved by soldier on top of platform. Signed lower right: ARW. Title inscribed below image. Published in: Harper's Weekly, October 3, 1863, p. 632. Part of a series with Waud, no. 289. Gift, J.P. M... More

[Bermuda Hundred, Virginia Signal tower on left of the line near the A...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

Signal station on Elk Mountain, Md., overlooking battlefield of Antiet...

Photo shows Union soldiers of the Signal Corps atop a small tower made of logs; one man is looking through a long telescope and another stands nearby with a flag on a long pole, another officer is sitting on th... More

Signal station on Elk Mountain, Md., overlooking battlefield of Antiet...

Photo shows Union soldiers of the Signal Corps atop a small tower made of logs; one man is looking through a long telescope and another stands nearby with a flag on a long pole, another officer is sitting on th... More

Signal tower Fort Reno D.C. / Lt. J.R. Underdunk(?), U.S.A. del.

Drawing shows signal tower constructed at Fort Reno in Washington, D.C.

Sergei Prokudin Gorskiy, Signalʹnai︠a︡ machta v derevni︠e︡ Burkovo. Ro...

Credit line: Prokudin-Gorskiĭ photograph collection, Library of Congress, Prints and Photographs Division. Corresponding photographic print is in album: Views along the Mariinskii Canal and river system, Russia... More

Signal tower on Elk Mountain, Maryland, overlooking battlefield of Ant...

Photograph showing soldiers at the Elk Mountain Signal Station. Illus. in: Gardner's photographic sketch book of the war / Alexander Gardner. Washington, D.C. : Philp & Solomons, [c1866], v. 1, no. 22. Another... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

[Bermuda Hundred, Virginia Butler's signal tower; another view]

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

Birneys Station. U.S.M.R.R. Petersburg Va.

Picryl description: Public domain book scan - American Civil War, free to use, no copyright restrictions image.

[The signal tower at the Suda Naval Arsenal]

Title translated from album caption. Captioned in Ottoman Turkish and French. No. 12. No. 95. In album: Black Sea lifesaving stations, naval facilities, ports, mines, and factories, Turkey and Greece, Ottoman E... More

Capitol Radio Engineering Institute. Radio signal tower behind Riggs N...

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

Bermuda Hundred, Virginia Officers by their quarters near the signal t...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865. Civil War photographs, 1861-1865 / compiled by Hirst D. Milhollen and Donald H. Mugridge, Washington, D.C. : Library... More

Bermuda Hundred, Virginia Signal tower on left of the line near the Ap...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865. Civil War photographs, 1861-1865 / compiled by Hirst D. Milhollen and Donald H. Mugridge, Washington, D.C. : Library... More

Bermuda Hundred, Virginia African-American teamsters near the signal t...

Photograph from the main eastern theater of the war, the Army of the James, June 1864-April 1865. Shows group of seven "contrabands" dressed in old Union uniforms standing in front of a wagon and shack. Stereo ... More

Signal Station. Pony Mt. - Public domain scan / drawing

Horses and military camp in foreground, signal platform in background. Title inscribed below image. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.302) Reference print available in the Civil War Drawings file Q. F... More

Signalʹnai︠a︡ machta v derevni︠e︡ Burkovo. [Rossiĭskai︠a︡ imperii︠a︡]

Picryl description: Public domain image of a Russian Empire, color separation negatives, Prokudin Gorsky, free to use, no copyright restrictions.

Night signalling - Public domain monumental decor drawing

Title inscribed on verso. "Signal Corps VIII 3" inscribed on verso. Published in: Harper's Weekly, November 12, 1864, p. 732. Reference print available in the Civil War Drawings File Q. Gift, J.P. Morgan, 191... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

Appearance of the Union and Rebel lines at the "Front," from the Parap...

Landscape, with small figures indicating pickets, and cheveaux de frieze. A signal tower in tree in foreground. Title inscribed on verso. Inscribed below title on verso: Mem = It will be well to delinate the Pi... More

[Bermuda Hundred, Virginia Photographer at Butler's signal tower]

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865. Shows an African American man standing along with Signal Corps.

Portland Observatory, 138 Congress Street, Portland, Cumberland County...

Suggested address, 138 Congress Street, is not verifiable in documentation. Significance: The Portland Observatory is a maritime signal tower located on Munjoy Hill. It remains at its original location, althoug... More

Portland Observatory, 138 Congress Street, Portland, Cumberland County...

Suggested address, 138 Congress Street, is not verifiable in documentation. Significance: The Portland Observatory is a maritime signal tower located on Munjoy Hill. It remains at its original location, althoug... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

Signalʹnai︠a︡ machta pri vkhodi︠e︡ v porog Sigovet︠s︡. [Rossiĭskai︠a︡ ...

Public domain historical photo, free to use, no copyright restrictions image - Picryl description

Bermuda Hundred, Virginia Officers by their quarters near the signal t...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865. Civil War photographs, 1861-1865 / compiled by Hirst D. Milhollen and Donald H. Mugridge, Washington, D.C. : Library... More

Sergei Prokudin Gorskiy, Osinovyĭ ostrov. Rossiĭskai︠a︡ imperii︠a︡, co...

Credit line: Prokudin-Gorskiĭ photograph collection, Library of Congress, Prints and Photographs Division. Corresponding photographic print is in album: Views along the Mariinskii Canal and river system, Russia... More

Signal Station on Pony Mountain

Semifore flag waved by soldier on top of platform. Signed lower right: ARW. Title inscribed below image. Published in: Harper's Weekly, October 3, 1863, p. 632. Part of a series with Waud, no. 289. Gift, J.P. M... More

[Bermuda Hundred, Virginia Signal tower on left of the line near the A...

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

Night signalling - Public domain scenic drawing

Title inscribed on verso. "Signal Corps VIII 3" inscribed on verso. Published in: Harper's Weekly, November 12, 1864, p. 732. Reference print available in the Civil War Drawings File Q. Gift, J.P. Morgan, 191... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

[Sketch of U.S. Army Signal Corps observation and signal tower]

Printed on verso: Silsbee, Case & Co. Photograph Artists, 299 1/2 Washington St., Boston.

[Petersburg, Virginia Signal tower at 14th New York Heavy Artillery he...

Photograph from the main eastern theater of war, the siege of Petersburg, June 1864-April 1865.

Signal tower on Elk Mountain, Maryland, overlooking battlefield of Ant...

Photograph showing soldiers at the Elk Mountain Signal Station. Illus. in: Gardner's photographic sketch book of the war / Alexander Gardner. Washington, D.C. : Philp & Solomons, [c1866], v. 1, no. 22. Another... More

Signal Station. Pony Mt. - Public domain drawing

Horses and military camp in foreground, signal platform in background. Title inscribed below image. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.302) Reference print available in the Civil War Drawings file Q. F... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

[Bermuda Hundred, Virginia Butler's signal tower; another view]

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865.

Car Dale Tower and landing, head of navigation, MiamiRiver, Miami, Fla...

Public domain photo of a monument, historic place, free to use, no copyright restrictions image - Picryl description

[Elk Mountain, Md. Signal tower overlooking Antietam battlefield]

Photograph from the main eastern theater of the war, Battle of Antietam, September-October 1862.

[Petersburg, Virginia View from signal tower]

Photograph from the main eastern theater of war, the siege of Petersburg, June 1864-April 1865.

[Jacksonville, Fla. Signal tower], Confederate States of America.

Photographs of the Federal Navy, and seaborne expeditions against the Atlantic Coast of the Confederacy, specifically of Florida.

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

[Bermuda Hundred, Virginia African-American teamsters near the signal ...

Photograph from the main eastern theater of the war, the Army of the James, June 1864-April 1865. Shows group of seven "contrabands" dressed in old Union uniforms standing in front of a wagon and shack.

[Bermuda Hundred, Virginia African-American teamsters near the signal ...

Photograph from the main eastern theater of the war, the Army of the James, June 1864-April 1865. Shows group of seven "contrabands" dressed in old Union uniforms standing in front of a wagon and shack.

View of Fort Clifton Rebel from the Mills House looking across the App...

Title inscribed above image. Inscribed above image, from left to right: The end as it should be; The Water Battery made two years ago; Rebel signal house; Clifton House; (Sketch 2); A Clifton Battery bearing do... More

[Two views of military works on the James River in 1864]

Title devised. Inscribed below first image: Bridge-James river 1864. Inscribed above image: Butler's lookout. Inscribed below second image: At the obstructions on the James River. Inscribed above image: Dashed ... More

[Elk Mountain, Md. Signal tower overlooking Antietam battlefield]

Photograph from the main eastern theater of the war, Battle of Antietam, September-October 1862.

Signal Station. Pony Mt. - Public domain scan / drawing

Horses and military camp in foreground, signal platform in background. Title inscribed below image. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.302) Reference print available in the Civil War Drawings file Q. F... More

[Petersburg, Virginia View from signal tower]

Photograph from the main eastern theater of war, the siege of Petersburg, June 1864-April 1865.

Portland Observatory, 138 Congress Street, Portland, Cumberland County...

Suggested address, 138 Congress Street, is not verifiable in documentation. Significance: The Portland Observatory is a maritime signal tower located on Munjoy Hill. It remains at its original location, althoug... More

Signal tower on the line before Petersburg, Virginia, 1864

Stereograph showing a group of men standing near the signal tower on a hill outside of the fortifications in the vicinity of Point of Rocks, Virginia. No. 2568. Part of series: The War for the Union. Photograph... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

New York, New Haven & Hartford Railroad, Automatic Signalization Syste...

Significance: This system is one of the few automatic semaphore signal installations still in use on a major railroad in the United States. It was a major element in the first large-scale application of high-v... More

Signal Station on Maryland heights highest point occupied by the army

Signed lower left and lower right: AR Waud. Title inscribed below image. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.518) Reference print available in the Civil War Drawings file Q. Forms part of: Morgan collec... More

Signal Station on Maryland heights highest point occupied by the army

Signed lower left and lower right: AR Waud. Title inscribed below image. Gift, J.P. Morgan, 1919 (DLC/PP-1919:R1.2.518) Reference print available in the Civil War Drawings file Q. Forms part of: Morgan collec... More

Arlington towers. Close-up of Arlington towers

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

Petersburg, Virginia Signal tower at 14th New York Heavy Artillery hea...

Photograph from the main eastern theater of war, the siege of Petersburg, June 1864-April 1865. Civil War photographs, 1861-1865 / compiled by Hirst D. Milhollen and Donald H. Mugridge, Washington, D.C. : Libra... More

Sergei Prokudin Gorskiy, Signalʹnai︠a︡ machta v derevni︠e︡ Burkovo. Ro...

Credit line: Prokudin-Gorskiĭ photograph collection, Library of Congress, Prints and Photographs Division. Corresponding photographic print is in album: Views along the Mariinskii Canal and river system, Russia... More

[Bermuda Hundred, Virginia Photographer at Butler's signal tower]

Photograph from the main eastern theater of war, the Army of the James, June 1864-April 1865. Shows an African American man standing along with Signal Corps.

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