Earlham College Observatory, National Road, Richmond, Wayne County, IN
Significance: Earlham Observatory, erected 1861, is a plain, strictly utilitarian building, specifically designed to house a telescope. The scope was built in 1856 by R.B. Rutherford, pioneer American astronom... More
Western Reserve Academy, Loomis Observatory, Western Reserve Universit...
Significance: The Loomis Observatory was the first to be built west of the Allegheny Mountains being first used September 8, 1838. It is now the second oldest on the American continent. It was designed by and b... More
Observatory Hill, Wellesley College
Picryl description: Public domain image of a small palace, chateau, villa, residential historic building, free to use, no copyright restrictions image.
NAVAL OBSERVATORY. C.B. WATTS TURNING BACK THE CLOCK
Photograph shows C.B. Watts turning back a clock at the United States Naval Observatory, 3450 Massachusetts Ave., N.W., Washington, D.C.
Astronomers at Naval Observatory viewing eclipse of sun, 1/24/25
Public domain image of a group of people, ceremony, event, free to use, no copyright restrictions - Picryl description
A.W. Butler, winter cottage in Mount Kisco, New York. Observatory
Public domain photograph of New York, midcentury American architecture, 1940s-1950s, free to use, no copyright restrictions image - Picryl description
The Otto Struve Telescope at McDonald Observatory, an astronomical obs...
Title, date, and keywords based on information provided by the photographer. The facility, property of the University of Texas at Austin, is located on Mount Locke in the Davis Mountains of West Texas. The obse... More
Amherst College, Lawrence Observatory, Route 116, Amherst, Hampshire C...
Significance: The observatory was the first building erected by the college exclusively for scientific pursuits. Survey number: HABS MA-1233 Building/structure dates: 1848 Initial Construction Building/struc... More
University of Mississippi, Barnard Observatory, University Circle, Oxf...
Survey number: HABS MS-243 National Register of Historic Places NRIS Number: 78001607
University of Mississippi, Barnard Observatory, University Circle, Oxf...
Survey number: HABS MS-243 National Register of Historic Places NRIS Number: 78001607
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of a small palace, chateau, villa, residential historic building, free to use, no copyright restrictions image.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Public domain scan of an architecture diagram, plan, or drawing, free to use, no copyright restrictions - Picryl description.
Carnegie Institute of Washington, Department of Terrestrial Magnetism,...
Significance: The Carnegie Institution of Washington, with funds provided by industrialist and philanthropist Andrew Carnegie, established the Department of Terrestrial Magnetism 9 DTM) in 1904 to survey and me... More
Lowell Observatory, Pluto Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-C National Register of Historic Places NRIS Number: 66000172
Lowell Observatory, Pluto Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-C National Register of Historic Places NRIS Number: 66000172
Lowell Observatory, Clark Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-B National Register of Historic Places NRIS Number: 66000172
Western Reserve Academy, Loomis Observatory, Western Reserve Universit...
Significance: The Loomis Observatory was the first to be built west of the Allegheny Mountains being first used September 8, 1838. It is now the second oldest on the American continent. It was designed by and b... More
Western Reserve Academy, Loomis Observatory, Western Reserve Universit...
Significance: The Loomis Observatory was the first to be built west of the Allegheny Mountains being first used September 8, 1838. It is now the second oldest on the American continent. It was designed by and b... More
Western Reserve Academy, Loomis Observatory, Western Reserve Universit...
Significance: The Loomis Observatory was the first to be built west of the Allegheny Mountains being first used September 8, 1838. It is now the second oldest on the American continent. It was designed by and b... More
Panoramic view of St. Petersburg, dedicated by permission to his Imper...
Print showing panoramic view of St. Petersburg, including Academy of Arts, colleges, Cronstad (i.e., Kronshtadt), warehouses, and the Gottorp Globe. Title also in French. Plate 3 of 4. Includes key to building... More
Bird's-eye view from Observatory Hill, Ft. Park
Centennial Exhibition, Philadelphia. Public domain photograph of German city, cityscape, free to use, no copyright restrictions image - Picryl description
City of Washington, D.C. from the National Observatory, 1876
Repro. of lithograph by H.S. Packard, copyrighted by Burgett. This record contains unverified, old data from caption card. Caption card tracings: Shelf.
![[Lick Observatory, Mount Hamilton, near San Jose, Calif. Interior--the meridian instrument] / photo by H.E. Mathews.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4ODgvMDEvMDEvbGljay1vYnNlcnZhdG9yeS1tb3VudC1oYW1pbHRvbi1uZWFyLXNhbi1qb3NlLWNhbGlmLWludGVyaW9yLXRoZS1tZXJpZGlhbi1pbnN0cnVtZW50LTY0MC5qcGc%3D/40/29/webp "[Lick Observatory, Mount Hamilton, near San Jose, Calif. Interior--the meridian instrument] / photo by H.E. Mathews.")
[Lick Observatory, Mount Hamilton, near San Jose, Calif. Interior--the...
No. B2422. "Published by H. Allen Mathews" on mat. No copyright renewal per LC Photoduplication Service.
![[Allegheny Observatory, Riverview Park, Pittsburgh, Pennsylvania]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvYWxsZWdoZW55LW9ic2VydmF0b3J5LXJpdmVydmlldy1wYXJrLXBpdHRzYnVyZ2gtcGEtMi0xMDI0LmpwZw%3D%3D/40/31/webp "[Allegheny Observatory, Riverview Park, Pittsburgh, Pennsylvania]")
[Allegheny Observatory, Riverview Park, Pittsburgh, Pennsylvania]
Picryl description: Public domain image of an old ancient city, historic place, stone building architecture, free to use, no copyright restrictions.
Visibility zero unless you lend your binoculars to the navy 6 x 30 or ...
Poster asking citizens to lend their binoculars to the Navy, showing a ship hit by a torpedo. Work Projects Administration Poster Collection (Library of Congress).
Looking up at the Griffith Park Observatory, Los Angeles, California
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
Lowell Observatory, Water Tank, Flagstaff, Coconino County, AZ
Public domain photograph of a tank, military armed vehicle, construction vehicle, free to use, no copyright restrictions image - Picryl description
Official portrait of Mrs. Lynne Cheney. Naval Observatory / David Bohr...
Title, photographer, and date from file header. Original file name: V11055-042.jpg.
The Astronomers Monument at Griffith Observatory, above Los Angeles, C...
Title, date, and keywords provided by the photographer. Designed by sculptor L. Archibald Garner and executed in 1934, the monument pays homage to six famous astonomers, including Nicholas Copernicus, Galileo G... More
Aerial view of Griffith Observatory, Los Angeles, California
The land surrounding the observatory was donated to the City of Los Angeles by Colonel Griffith J. Griffith. He also donated funds to build an observatory, exhibit hall, and planetarium. The building design was... More
Amherst College, Lawrence Observatory, Route 116, Amherst, Hampshire C...
Significance: The observatory was the first building erected by the college exclusively for scientific pursuits. Survey number: HABS MA-1233 Building/structure dates: 1848 Initial Construction Building/struc... More
University of Mississippi, Barnard Observatory, University Circle, Oxf...
Survey number: HABS MS-243 National Register of Historic Places NRIS Number: 78001607
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of an architectural element, dome, cathedral, classical architecture, free to use, no copyright restrictions.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of an architectural element, dome, cathedral, classical architecture, free to use, no copyright restrictions.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Public domain scan of an architecture diagram, architectural drawing, building plan, or design, free to use, no copyright restrictions - Picryl description.
Rutgers University Observatory, George Street, New Brunswick, Middlese...
Significance: First building at Rutgers erected exclusively for scientific purposes. Dedicated June 18, 1866. Survey number: HABS NJ-723 Building/structure dates: 1866 Initial Construction
Lowell Observatory, Pluto Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-C National Register of Historic Places NRIS Number: 66000172
Lowell Observatory, Clark Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-B National Register of Historic Places NRIS Number: 66000172
Lowell Observatory, Clark Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-B National Register of Historic Places NRIS Number: 66000172
Panoramic view of the world's largest city from the observatory of New...
Inside print shows bird's-eye view panorama of New York City; outside print shows interior and exterior views of the Empire State Building, map with location, and a view of New York City. K57359 U.S. Copyright ... More
Boswell Observatory, Doane College, Crete, Saline County, NE
1994 Charles E. Peterson Prize, Entry Significance: The Boswell Observatory, constructed in 1883-84, was the second building to be built on the Doane College campus in Crete, Nebraska. It is a small building w... More
Boswell Observatory, Doane College, Crete, Saline County, NE
1994 Charles E. Peterson Prize, Entry Significance: The Boswell Observatory, constructed in 1883-84, was the second building to be built on the Doane College campus in Crete, Nebraska. It is a small building w... More
Lowell Observatory, 1400 West Mars Hill Road, Flagstaff, Coconino Coun...
Significance: Founded in 1894, by Bostonian Percival Lowell in Flagstaff, it is an important landmark in the history of astronomy. The observatory's unique historic structures stand as examples of changing tech... More
Lowell Observatory, 1400 West Mars Hill Road, Flagstaff, Coconino Coun...
Significance: Founded in 1894, by Bostonian Percival Lowell in Flagstaff, it is an important landmark in the history of astronomy. The observatory's unique historic structures stand as examples of changing tech... More
University of Michigan, Detroit Observatory, Observatory & Ann Streets...
Significance: The 1853-54 Detroit Observatory was one of the nation's first astronomical houses. It contains the 12-1/2 inch refracting telescope, which was once the largest refractor in the nation and the thi... More
Gaithersburg Latitude Observatory, 100 De Sellum Avenue, Gaithersburg,...
Significance: Research on the dynamics of rotating bodies conducted by the Swiss mathematician Leohardt Euler, ca. 1770, first suggested that the solid body of the earth might wobble slightly on its axis of rot... More
![[High Rock Observatory, near Pen Mar Park, Maryland]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDAvMDEvMDEvaGlnaC1yb2NrLW9ic2VydmF0b3J5LW5lYXItcGVuLW1hci1wYXJrLW1hcnlsYW5kLTEwMjQuanBn/40/50/webp "[High Rock Observatory, near Pen Mar Park, Maryland]")
[High Rock Observatory, near Pen Mar Park, Maryland]
Public domain photograph - historical image of Maryland, United States, free to use, no copyright restrictions image - Picryl description
![[One-legged man on crutches and instrument, with clock above reading 12:00, at the United States Naval Observatory, 3450 Massachusetts Ave., N.W., Washington, D.C.] / copyrighted and photographed by Waldon Fawcett.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDQvMDEvMDEvb25lLWxlZ2dlZC1tYW4tb24tY3J1dGNoZXMtYW5kLWluc3RydW1lbnQtd2l0aC1jbG9jay1hYm92ZS1yZWFkaW5nLTEyMDAtYXQtNjQwLmpwZw%3D%3D/40/54/webp "[One-legged man on crutches and instrument, with clock above reading 12:00, at the United States Naval Observatory, 3450 Massachusetts Ave., N.W., Washington, D.C.] / copyrighted and photographed by Waldon Fawcett.")
[One-legged man on crutches and instrument, with clock above reading 1...
H50281 U.S. Copyright Office. Public domain photograph of historic place in Washington DC, free to use, no copyright restrictions image - Picryl description
Allegheny Observatory, Riverview Park, Pittsburgh, Pennsylvania
Picryl description: Public domain image of an architectural element, dome, cathedral, classical architecture, free to use, no copyright restrictions.
Prof. J.C. Hammond, astronomer at the Naval Observatory
Photograph shows Professor J.C. Hammond at the United States Naval Observatory, 3450 Massachusetts Ave., N.W., Washington, D.C.
![Prof. Hall of Naval Observatory with 26 inch telescope, [Washington, D.C.], 8/18/24](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTUvMTEvMjUvcHJvZi1oYWxsLW9mLW5hdmFsLW9ic2VydmF0b3J5LXdpdGgtMjYtaW5jaC10ZWxlc2NvcGUtd2FzaGluZ3Rvbi1kYy04MTgyNC0xMDI0LmpwZw%3D%3D/40/28/webp "Prof. Hall of Naval Observatory with 26 inch telescope, [Washington, D.C.], 8/18/24")
Prof. Hall of Naval Observatory with 26 inch telescope, [Washington, D...
Public domain historical photo, free to use, no copyright restrictions image - Picryl description
Birthplace of Astrophysics, the University of Chicago's Yerkes Observa...
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
Griffith Observatory is in Los Angeles, California
Picryl description: Public domain image of a historical building, landmark architecture, world heritage, free to use, no copyright restrictions.
Aerial view of Griffith Observatory, Los Angeles, California
The land surrounding the observatory was donated to the City of Los Angeles by Colonel Griffith J. Griffith. He also donated funds to build an observatory, exhibit hall, and planetarium. The building design was... More
Amherst College, Lawrence Observatory, Route 116, Amherst, Hampshire C...
Significance: The observatory was the first building erected by the college exclusively for scientific pursuits. Survey number: HABS MA-1233 Building/structure dates: 1848 Initial Construction Building/struc... More
Amherst College, Lawrence Observatory, Route 116, Amherst, Hampshire C...
Significance: The observatory was the first building erected by the college exclusively for scientific pursuits. Survey number: HABS MA-1233 Building/structure dates: 1848 Initial Construction Building/struc... 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
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of a basement, underground, lobby, free to use, no copyright restrictions.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Public domain scan of architectural drawing, architecture, free to use, no copyright restrictions image - Picryl description
Rome from Vatican Observatory, Panoramic Photograph
J132510 U.S. Copyright Office Copyright deposit; Moffett Studio; October 4, 1909. Copyright claimant's address: Chicago.
Lick Observatory, Mount Hamilton, San Jose, Santa Clara County, CA
Significance: A major American astronomical observatory since 1888, the Lick Observatory was built with a bequest of $700.00 left by James Lick (1796-1876), a real estate entrepreneur and mill owner. Since 188... More
Lick Observatory, Mount Hamilton, San Jose, Santa Clara County, CA
Significance: A major American astronomical observatory since 1888, the Lick Observatory was built with a bequest of $700.00 left by James Lick (1796-1876), a real estate entrepreneur and mill owner. Since 188... More
Lowell Observatory, Pluto Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-C National Register of Historic Places NRIS Number: 66000172
Lowell Observatory, Pluto Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-C National Register of Historic Places NRIS Number: 66000172
Lowell Observatory, Clark Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-B National Register of Historic Places NRIS Number: 66000172
Boswell Observatory, Doane College, Crete, Saline County, NE
1994 Charles E. Peterson Prize, Entry Significance: The Boswell Observatory, constructed in 1883-84, was the second building to be built on the Doane College campus in Crete, Nebraska. It is a small building w... More
Boswell Observatory, Doane College, Crete, Saline County, NE
1994 Charles E. Peterson Prize, Entry Significance: The Boswell Observatory, constructed in 1883-84, was the second building to be built on the Doane College campus in Crete, Nebraska. It is a small building w... More
Lowell Observatory, 1400 West Mars Hill Road, Flagstaff, Coconino Coun...
Significance: Founded in 1894, by Bostonian Percival Lowell in Flagstaff, it is an important landmark in the history of astronomy. The observatory's unique historic structures stand as examples of changing tech... More
Western Reserve Academy, Loomis Observatory, Western Reserve Universit...
Significance: The Loomis Observatory was the first to be built west of the Allegheny Mountains being first used September 8, 1838. It is now the second oldest on the American continent. It was designed by and b... More
The Observatory, U. of M., Ann Arbor, Michigan
Picryl description: Public domain image of an architectural element, dome, cathedral, classical architecture, free to use, no copyright restrictions.
Lick Observatory, Mt. Hamilton, Cal. view, photochrome print postcard.
Copyright 1902 by Detroit Photographic Co. Title on inventory list: Lick Observatory, Mt. Hamilton Detroit Publishing Co. no. "53006". Forms part of: Photochrom Print Collection. More information about the Pho... More
The Observatory, Georgetown University
Picryl description: Public domain image of a small palace, chateau, villa, residential historic building, free to use, no copyright restrictions image.
![[Telescope at the United States Naval Observatory, 3450 Massachusetts Ave. N.W., Washington, D.C.] / copyrighted and photographed by Waldon Fawcett.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDQvMDEvMDEvdGVsZXNjb3BlLWF0LXRoZS11bml0ZWQtc3RhdGVzLW5hdmFsLW9ic2VydmF0b3J5LTM0NTAtbWFzc2FjaHVzZXR0cy1hdmUtbnctNjQwLmpwZw%3D%3D/40/51/webp "[Telescope at the United States Naval Observatory, 3450 Massachusetts Ave. N.W., Washington, D.C.] / copyrighted and photographed by Waldon Fawcett.")
[Telescope at the United States Naval Observatory, 3450 Massachusetts ...
H50283 U.S. Copyright Office. Public domain photograph - historical image of Washington DC, United States, free to use, no copyright restrictions image - Picryl description
Observatory Hill, Wellesley College, Massachusetts.
Public domain photograph - historical image of Massachusetts, United States, free to use, no copyright restrictions image - Picryl description
Carnegie Institute of Washington, Department of Terrestrial Magnetism,...
Significance: The Atomic Physics Observatory (APO) was completed in 1938 to improve the capability of measuring the earth's magnetic fields which was undertaken by the Carnegie Institution of Washington's Depar... More
McDonald Observatory, operated by the University of Texas at Austin, a...
Digital image produced by Carol M. Highsmith to represent her original film transparency; some details may differ between the film and the digital images. Title, date, and keywords provided by the photographer.... More
Aerial view of Griffith Observatory, Los Angeles, California
The land surrounding the observatory was donated to the City of Los Angeles by Colonel Griffith J. Griffith. He also donated funds to build an observatory, exhibit hall, and planetarium. The building design was... More
Observatory housing the Otto Struve Telescope at McDonald Observatory,...
Public domain photograph - historical image of Texas, United States, free to use, no copyright restrictions image - Picryl description
Observatory housing the Otto Struve Telescope at McDonald Observatory,...
Title, date, and keywords based on information provided by the photographer. The facility, property of the University of Texas at Austin, is located on Mount Locke in the Davis Mountains of West Texas. The obse... More
![[Rooftop astronomical observatory in Danzig, Germany]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMDQvcm9vZnRvcC1hc3Ryb25vbWljYWwtb2JzZXJ2YXRvcnktaW4tZGFuemlnLWdlcm1hbnktY2RkMDFiLTEwMjQuanBn/40/32/webp "[Rooftop astronomical observatory in Danzig, Germany]")
[Rooftop astronomical observatory in Danzig, Germany]
Illus. in: Machinae coelestis pars prior[-posterior]. Gedani : Auctoris typis & sumptibus imprimebat S. Reiniger, 1673-79. Published in: The tradition of technology : Landmarks of Western technology ... / Leon... More
![[Devil's Lake from Observatory Hill, Wisconsin]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4ODAvMDEvMDEvZGV2aWxzLWxha2UtZnJvbS1vYnNlcnZhdG9yeS1oaWxsLXdpc2NvbnNpbi0xMDI0LmpwZw%3D%3D/40/31/webp "[Devil's Lake from Observatory Hill, Wisconsin]")
[Devil's Lake from Observatory Hill, Wisconsin]
Public domain photograph of a lake, water, free to use, no copyright restrictions image - Picryl description
![[Devil's Lake from Observatory Hill, Wisconsin]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE4ODAvMDEvMDEvZGV2aWxzLWxha2UtZnJvbS1vYnNlcnZhdG9yeS1oaWxsLXdpc2NvbnNpbi0xLTEwMjQuanBn/40/31/webp "[Devil's Lake from Observatory Hill, Wisconsin]")
[Devil's Lake from Observatory Hill, Wisconsin]
Public domain photograph of a lake, water, free to use, no copyright restrictions image - Picryl description
University of Mississippi, Barnard Observatory, University Circle, Oxf...
Survey number: HABS MS-243 National Register of Historic Places NRIS Number: 78001607
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
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Public domain photograph - historical image of Arizona, United States, free to use, no copyright restrictions image - Picryl description
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.
Lowell Observatory, Slipher Building, 1400 West Mars Road, Flagstaff, ...
Picryl description: Public domain image of a residential building, house, 19th-20th century architecture, free to use, no copyright restrictions.
Rutgers University Observatory, George Street, New Brunswick, Middlese...
Significance: First building at Rutgers erected exclusively for scientific purposes. Dedicated June 18, 1866. Survey number: HABS NJ-723 Building/structure dates: 1866 Initial Construction
![Observatory tent, N. A. [i.e., North American] Boundary Commission](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzIwMTkvMDkvMTAvb2JzZXJ2YXRvcnktdGVudC1uLWEtaWUtbm9ydGgtYW1lcmljYW4tYm91bmRhcnktY29tbWlzc2lvbi0xYzUxYjUtMTAyNC5qcGc%3D/40/32/webp "Observatory tent, N. A. [i.e., North American] Boundary Commission")
Observatory tent, N. A. [i.e., North American] Boundary Commission
Photograph shows Captain Charles J. Darrah, R.E., seated in tent, and Captain Robert W. Haig, R.A. of the British North American Boundary Commission posed at an astronomical observation tent with theodolite, du... More
Carnegie Institute of Washington, Department of Terrestrial Magnetism,...
Significance: The Carnegie Institution of Washington, with funds provided by industrialist and philanthropist Andrew Carnegie, established the Department of Terrestrial Magnetism 9 DTM) in 1904 to survey and me... More
Lowell Observatory, Pluto Dome, 1400 West Mars Road, Flagstaff, Coconi...
Survey number: HABS AZ-206-C National Register of Historic Places NRIS Number: 66000172
Gaithersburg Latitude Observatory, 100 De Sellum Avenue, Gaithersburg,...
Significance: Research on the dynamics of rotating bodies conducted by the Swiss mathematician Leohardt Euler, ca. 1770, first suggested that the solid body of the earth might wobble slightly on its axis of rot... More
Eastman, Prof. Naval Observatory. Glass Plate Negative, American Civil...
A couple of men standing next to each other. Public domain portrait photograph, free to use, no copyright restrictions image - Picryl description
Battle-field Observatory, East Cemetery Hill, Gettysburg
Stereo copyrighted by W.H. Tipton & Co., Gettysburg, Pa. No. 717. This record contains unverified, old data from caption card. Caption card tracings: Pa. G- 1878; Photog. I.; Observatories (Gettysburg, Pa.); U... More
![[Exterior of Naval Observatory, Washington, D.C.] / copyrighted and photographed by Waldon Fawcett.](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MDQvMDEvMDEvZXh0ZXJpb3Itb2YtbmF2YWwtb2JzZXJ2YXRvcnktd2FzaGluZ3Rvbi1kYy1jb3B5cmlnaHRlZC1hbmQtcGhvdG9ncmFwaGVkLWJ5LTY0MC5qcGc%3D/40/29/webp "[Exterior of Naval Observatory, Washington, D.C.] / copyrighted and photographed by Waldon Fawcett.")
[Exterior of Naval Observatory, Washington, D.C.] / copyrighted and ph...
H10279 U.S. Copyright Office. Public domain photograph of historic place in Washington DC, free to use, no copyright restrictions image - Picryl description
![Naval Observatory, [Washington, D.C.], Longitude houses for determining difference in time between Wash. & Paris](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MTAvMDEvMDEvbmF2YWwtb2JzZXJ2YXRvcnktd2FzaGluZ3Rvbi1kYy1sb25naXR1ZGUtaG91c2VzLWZvci1kZXRlcm1pbmluZy1kaWZmZXJlbmNlLTEwMjQuanBn/40/30/webp "Naval Observatory, [Washington, D.C.], Longitude houses for determining difference in time between Wash. & Paris")
Naval Observatory, [Washington, D.C.], Longitude houses for determinin...
Public domain historic photograph of Washington DC, free to use, no copyright restrictions image - Picryl description
Fuertes Observatory, 209 Cradit Farm Drive, Ithaca, Tompkins County, N...
2011 Leicester B. Holland Prize, Entry Significance: Fuertes Astronomical Observatory, Located at Cornell University on a hill overlooking the North Shore of Beebe Lake, has provided many generations of student... More