Circa 1905. "A Mississippi River floating dry dock, Vicksburg." The sternwheeler Mary H. Miller. Detroit Publishing Company glass negative. View full size.

Washington, D.C., circa 1905. "Eastern High School football team." Harris & Ewing Collection glass negative, Library of Congress. View full size.

Washington vicinity ca. 1917. "Military training." Harris & Ewing. View full size.

"Main Street, Springfield, Massachusetts, circa 1905." Detroit Publishing Company 8x10 inch glass negative. Library of Congress. View full size.

Washington circa 1922. "Government Printing Office, restaurant on top floor." Harris & Ewing Collection glass negative, Library of Congress. View full size.

1933. "Mrs. W.C. Bullock, portrait." Harris & Ewing glass neg. View full size.

"White House laundry." With an April 1909 calendar on the wall and a brace of flatirons in the corner. Harris & Ewing Collection glass negative. View full size.

January 21, 1922. Washington, D.C. " 'Boot leg.' Woman taking flask from her Russian boot." National Photo Company glass negative. View full size.

February 1864. Brandy Station, Virginia. "Headquarters, Army of the Potomac. Lt. Chas W. Wolsey with horse." Wet-plate glass negative. View full size.

Circa 1862-1865. "Brick church near Frogmore, St. Helena Island, South Carolina." Wet-plate glass negative, photographer unknown. View full size.

Washington circa 1915. "Women auto racers. Miss Elinor Blevins." Our second visit with the racy actress. For details on the car see the comments under the earlier post. Harris & Ewing Collection glass negative. View full size.

1933. "Vincent P. Ahearn Jr., portrait." The Ahearns lived at 7324 Hampden Lane in Bethesda, Maryland. Harris & Ewing Collection glass negative. View full size.

Washington, D.C. "Old Patent Office model room (1861-65)." Wet-plate glass negative from the Brady-Handy Collection, Library of Congress. View full size.

August 1864. Petersburg, Virginia. "Essayons Dramatic Club, a group of the U.S. Engineer Battalion." From photos of the main Eastern theater of war, the siege of Petersburg. Wet plate glass negative, photographer unknown. View full size.

From the Army Corps of Engineers Web site: For more than a century the Corps of Engineers had its own drama club. The Essayons Dramatic Club, one of the oldest amateur theatrical production companies in the U.S., was founded Jan. 27, 1864 by the Engineer Battalion, then serving with the Army of the Potomac and wintering at Brandy Station, Va. The battalion built a small theater and organized an orchestra, and Feb. 26 the troupe presented "Toodles," its first play.

1917 or 1918. "Military training." Harris & Ewing glass negative. View full size.