Engraving depicting the interior of the United States Naval Observatory, Washington, one of the oldest scientific agencies in the United States, with a primary mission to produce Positioning, Navigation and Timing for the United States Navy and the United States Department of Défense. Dated 19th Century

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Size: 3622px × 5790px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 19th, america, american, archival, archive, astronomical, astronomy, century, department, engraved, engraving, historical, history, illustrated, illustrating, interior, naval, navigate, navigation, navy, observation, observatory, positioning, science, scientific, states, telescope, telescopic, timing, united, washington, éfense