View of the Winter Camp of the 2nd Regiment of Cavalry, Massachusetts Volunteers on Ayr Hill in Vienna, Virginia, During the American Civil War (1863-1864)

View of the winter camp of the 2nd Regiment of Cavalry, Massachusetts Volunteers on Ayr Hill in Vienna, Virginia, during the American Civil War, c. 1863-1864. From the book Field, Camp, Hospital and Prison in the Civil War, 1863-1865 by Charles A. Humphreys published in 1918.

Source: California Digital Library.