Photo of a Group Posing in Front of the Georgetown University Astronomical Observatory in Washington DC (1850s)

 

Portrait of a group posing in front of the Georgetown University Astronomical Observatory in Washington, D.C., c. 1855-1860. What looks like a Jesuit priest wearing a straw top hat is posing at left. This is probably the earliest surviving photo of the observatory. Attributed to Titian Ramsay Peale.

Source: National Museum of American History.

Animated Stereoscopic Photographs of Jesse Grant (1860's)

Animated stereoscopic photographs of Jesse Grant, c. 1860's. He was the father of Ulysses S. Grant and served as the mayor of the towns of Georgetown, Ohio, in the 1830's and Bethel, Ohio, in the 1850's. By Mathew Brady.

Source: National Archives and Record Administration.

Two Men Posing on the Virginia Side of the Potomac River With the Aqueduct Bridge and Georgetown in the Background During the Civil War

Two unidentified men posing on the Virginia side of the Potomac River in Arlington with the Aqueduct Bridge and Georgetown in the background during the Civil War. Animated stereoscopic photograph. By William Morris Smith.

Source.