Category:United States Naval Observatory

Sous-catégories

Cette catégorie comprend 8 sous-catégories, dont les 8 ci-dessous.

Média dans la catégorie « United States Naval Observatory »

Cette catégorie comprend 77 fichiers, dont les 77 ci-dessous.

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  121205-F-CX842-001.jpg 4 198 × 2 775 ; 7,43 Mio
  
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  US-D.C.(1891) p161 WASHINGTON, OLD AND NEW NAVAL OBSERVATORY.jpg 629 × 596 ; 146 kio
  
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  428-GX-K-121166 (24194578810).jpg 2 559 × 1 636 ; 1,97 Mio
  
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  Adm. Bldg., Naval Observatory LCCN2016820981.jpg 5 989 × 4 359 ; 2,76 Mio
  
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  AHM USNO 1958 187.gif 410 × 600 ; 143 kio
  
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  Annual report of the Secretary of the Navy (1878) (14578543118).jpg 3 208 × 1 584 ; 721 kio
  
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  Annual report of the Secretary of the Navy (1878) (14742170536).jpg 2 930 × 3 476 ; 1,17 Mio
  
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  Astronomers at Naval Observatory viewing eclipse of sun, 1-24-25 LCCN2016839164.jpg 5 264 × 4 215 ; 2,59 Mio
  
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  Astronomers at the U.S. Naval Observatory viewing eclipse of sun, January 1925.jpg 4 557 × 3 715 ; 3,49 Mio
  
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  At Joe Biden's place, I hope he has the hot chocolate ready (4269023294).jpg 2 048 × 1 536 ; 327 kio
  
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  Bevan Sharpless 1930 press photo.png 706 × 730 ; 442 kio
  
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  Beverly Banner (Beverly, N.J.), April 9, 1926.jpg 1 024 × 2 033 ; 342 kio
  
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  Chas. C. Wylie setting back clock at Naval Operatory LCCN2016826733.jpg 7 048 × 5 546 ; 2,28 Mio
  
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  Chas. C. Wylie setting back clock at Naval Operatory LCCN2016826733.tif 7 048 × 5 546 ; 37,28 Mio
  
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  David Addington on the Grounds of the United States Naval Observatory (19365746970).jpg 3 072 × 2 048 ; 2,49 Mio
  
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  Exterior of Naval Observatory, Washington, D.C.) - copyrighted and photographed by Waldon Fawcett LCCN89714235.jpg 1 536 × 1 125 ; 193 kio
  
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  Flammarion - La planète Mars, Tome 1-f173.jpg 726 × 444 ; 126 kio
  
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  Geodesy - the eastern oblique arc of the United States and osculating spheroid - by Chas. A. Schott (1902) (14781986175).jpg 2 816 × 1 898 ; 701 kio
  
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  George Henry Peters g109B.jpg 788 × 982 ; 220 kio
  
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  LendBinoculars.jpg 696 × 1 024 ; 157 kio
  
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  Microthermal tower, USNO and Columbia domes on Cerro Tololo (noao-04953).jpg 2 304 × 1 536 ; 971 kio
  
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  Microthermal tower, USNO and Columbia domes on Cerro Tololo (noao-04953).tiff 2 304 × 1 536 ; 20,09 Mio
  
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  Naval Observatory LCCN2016819513.tif 4 421 × 3 333 ; 14,05 Mio
  
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  Naval Observatory LOC npcc.00094.jpg 5 181 × 4 224 ; 2,68 Mio
  
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  Naval Observatory LOC npcc.00094.tif 5 181 × 4 224 ; 20,87 Mio
  
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  Naval Observatory stairwell by Matthew Bisanz.JPG 3 648 × 2 736 ; 1,08 Mio
  
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  Naval Observatory tran(...) clock, switchboard & chronograph time rec. LCCN2016820982.jpg 6 085 × 4 444 ; 2,74 Mio
  
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  Naval Observatory tran(...) clock, switchboard & chronograph time rec. LCCN2016820982.tif 6 085 × 4 444 ; 25,79 Mio
  
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  Naval observatory transit telescope which observes the "Clock Stars" (...) secure(?) the time(?) LCCN2016821018.jpg 6 086 × 4 385 ; 3,28 Mio
  
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  Naval observatory transit telescope which observes the "Clock Stars" (...) secure(?) the time(?) LCCN2016821018.tif 6 086 × 4 385 ; 25,45 Mio
  
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  Naval observatory, (Washington, D.C.) LCCN2016825844.jpg 7 197 × 5 464 ; 2,89 Mio
  
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  Naval observatory, (Washington, D.C.) LCCN2016825844.tif 7 197 × 5 464 ; 37,51 Mio
  
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  Naval Observatory, (Washington, D.C.), Longitude houses for determining difference in time between Wash. & Paris LCCN2016825840.jpg 6 975 × 5 399 ; 4,48 Mio
  
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  Naval Observatory, (Washington, D.C.), Longitude houses for determining difference in time between Wash. & Paris LCCN2016825840.tif 6 975 × 5 399 ; 35,92 Mio
  
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  Naval Observatory, (Washington, D.C., 8-18-24) LCCN2016849383.jpg 6 038 × 4 375 ; 2,97 Mio
  
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  Naval Observatory, (Washington, D.C., 8-18-24) LCCN2016849383.tif 6 038 × 4 375 ; 25,2 Mio
  
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  NAVAL OBSERVATORY. TIME BROADCASTING INSTRUMENTS LCCN2016866542.jpg 10 342 × 7 569 ; 9,37 Mio
  
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  Naval Observatory.jpg 1 024 × 772 ; 154 kio
  
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  PH2 (AC) Scott M. Allen Washington, D.C....An astronomer operates the restored 12-inch Alvan Clark telescope (built in 1892) at the U.S. Naval Observatory. The Naval Observatory's t - DPLA - f4b328b3f18d13b1ebbe2d58b653d4ae.jpeg 2 770 × 1 900 ; 1,86 Mio
  
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  Prof. H.E. Burton, 8-5-29 LCCN2016844075.jpg 829 × 1 024 ; 152 kio
  
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  Prof. H.E. Burton, 8-5-29 LCCN2016844076.jpg 5 628 × 4 551 ; 3,14 Mio
  
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  Prof. Hall of Naval Observatory with 26 inch telescope, (Washington, D.C.), 8-18-24 LCCN2016849381.jpg 6 017 × 4 354 ; 2,45 Mio
  
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  Prof. Hall of Naval Observatory with 26 inch telescope, (Washington, D.C.), 8-18-24 LCCN2016849381.tif 6 017 × 4 354 ; 24,99 Mio
  
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  Prof. Hall of Naval Observatory with 26 inch telescope, (Washington, D.C.), 8-18-24 LCCN2016849382.jpg 6 033 × 4 365 ; 1,74 Mio
  
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  Prof. Hall of Naval Observatory with 26 inch telescope, (Washington, D.C.), 8-18-24 LCCN2016849382.tif 6 033 × 4 365 ; 25,12 Mio
  
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  Professor Asaph Hall.jpg 788 × 972 ; 108 kio
  
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  PSM V68 D193 W S Eichelberger.png 849 × 1 155 ; 195 kio
  
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  Santa Lucia - J. Queen ; P.S. Duval & Cos. Steam lith. Press, Phila. LCCN2014649314.jpg 4 648 × 3 656 ; 3,27 Mio
  
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  Scientists of Naval Observation with special camera to photograph eclipse of sun, 1-7-25 LCCN2016849906 (cropped).jpg 5 140 × 3 897 ; 2,92 Mio
  
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  Scientists of Naval Observation with special camera to photograph eclipse of sun, 1-7-25 LCCN2016849906.jpg 5 943 × 4 295 ; 3,22 Mio
  
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  SixInchTransit.JPG 4 608 × 3 456 ; 3,66 Mio
  
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  SIXUSNO.JPG 4 608 × 3 456 ; 3,63 Mio
  
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  Standard clock, Naval Observatory LCCN2016820980.jpg 4 407 × 6 086 ; 2,61 Mio
  
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  Standard clock, Naval Observatory LCCN2016820980.tif 4 407 × 6 086 ; 25,58 Mio
  
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  Telescope at the United States Naval Observatory, 3450 Massachusetts Ave., N.W., Washington, D.C.) - copyrighted and photographed by Waldon Fawcett LCCN89714236.jpg 1 137 × 1 536 ; 218 kio
  
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  The palace - P.S. Duval & Co's. Steam Lith. Press, Phila. LCCN2014649021.tif 5 256 × 4 112 ; 61,87 Mio
  
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  To "shoot" the sun. Capt. Edward T. Pollock (left) and Capt. F.B. Littell, scientists of the U.S. Naval Observatory in Washington, will ha(...) charge of the expedition to observe the total LCCN2016894034.jpg 10 008 × 7 752 ; 8,59 Mio
  
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  U.S. Naval Observatory, Washington, D.C. LCCN96510988.jpg 1 161 × 1 536 ; 212 kio
  
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  United States Naval Observatory.aerial view.jpg 699 × 408 ; 141 kio
  
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  US Navy 030826-N-9593R-043 Personnel at the U.S. Naval Observatory in Washington, D.C., prepare the facility's historic 26-inch refractor telescope for optical viewing of Mars.jpg 1 500 × 2 137 ; 1,2 Mio
  
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  US Navy 090404-N-8732C-068 Seaman Apprentice Benjamin Thompson, left, and Petty Officer 1st Class Kristine Plata retire the colors on the grounds of the U.S. Naval Observatory during the International Year of the Astronomer ope.jpg 3 872 × 2 592 ; 1,57 Mio
  
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  The U.S. Naval astronomical expedition to the southern hemisphere, during the years 1849-'50-'51-'52; (IA usnavalastronomi03unituoft).pdf 1 233 × 1 689, 800 pages ; 39,43 Mio
  
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  The U.S. Naval astronomical expedition to the southern hemisphere, during the years 1849-'50-'51-'52; (IA usnavalastronomi06unituoft).pdf 1 168 × 1 756, 472 pages ; 36,35 Mio
  
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  USNO Refractor 1904.jpg 463 × 615 ; 167 kio
  
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  Usno-library.jpg 967 × 650 ; 160 kio
  
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  Usno-telescope-equalized-1.png 1 922 × 1 339 ; 2,28 Mio
  
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  USNO26in-2.jpg 356 × 238 ; 20 kio
  
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  USNOClock.JPG 4 608 × 3 456 ; 3,82 Mio
  
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  USNOClock5.JPG 3 456 × 4 608 ; 3,43 Mio
  
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  USNOClock9.JPG 4 608 × 3 456 ; 3,63 Mio
  
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  USNOComps.JPG 3 456 × 4 608 ; 3,47 Mio
  
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  USNOHallway.JPG 3 456 × 4 608 ; 3,44 Mio
  
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  USNOmap.gif 800 × 600 ; 21 kio
  
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  USNOMuseum.JPG 4 608 × 3 456 ; 3,51 Mio
  
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  USNOMuseum10391.JPG 4 608 × 3 456 ; 4,03 Mio
  
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  USNOTour.JPG 4 608 × 3 456 ; 3,65 Mio
  
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  Washington DC August 2018 17 (United States Naval Observatory).jpg 6 000 × 4 000 ; 8,78 Mio