National Photo Company Collection: Search Results

2 results containing "Astronomical observatories."

Larger image available anywhere (2) | Larger image available only at the Library of Congress | Not Digitized |

• 1.
  #gallery npc2007000087

  Naval Observatory
  [between 1918 and 1920] | 1 negative
  LC-F8- 1628 [P&P] | LC-DIG-npcc-00094 (digital file from original)

• 2.
  #gallery npc2007000220

  Naval Observatory
  [between 1918 and 1920] | 1 negative
  LC-F8- 3270 [P&P] | LC-DIG-npcc-00225 (digital file from original)