Washington, 1923. "Stamp Division, Post Office." View full size. National Photo Company Collection glass negative, Library of Congress. Everyone look busy!

1864. "Savannah, Georgia (vicinity). View of Fort McAllister on the Ogeechee River." Wet plate glass negative by Samuel A. Cooley. View full size.

New York circa 1916. "Opossums hanging up outside shop." 5x7 glass negative, George Grantham Bain Collection, Library of Congress. View full size.

March 1865. "Washington, District of Columbia. 1st U.S. Volunteer Infantry. Hancock's Veteran Corps on F Street N.W." Wet plate negative, photographer un- known. Library of Congress Civil War glass negative collection. View full size.

"J. Fred Huber Radio window," 1217 H Street NW in Washington circa 1926. "Phone FRanklin 36." View full size. National Photo Company glass negative.

Washington, D.C., circa 1925. "Geo. W. Parezo, interior," 808 Ninth Street NW. National Photo Company Collection glass negative. View full size.

Another view of the Capitol Refining plant, "Home of White Dome Shortening," just outside Washington circa 1925. Note the Capitol "dome" atop the building. View full size. National Photo Company Collection glass negative.

October 1908. "Central Glass Company. Wheeling, West Virginia. Dozens of small boys here." Photograph and caption by Lewis Wickes Hine. View full size.

A glimpse at the industrial side of Washington circa 1925, labeled "Capitol Refining Co. plant." This tank farm, where the Pentagon stands today, was described at the time as being in "Relee, Alexandria County, just south of the highway bridge." National Photo Co. Collection glass negative. View full size.

"Dog catchers." In Washington, D.C., 1924. View full size. National Photo Co.

Chicago, April 1943. "Caboose on the caboose track at the Chicago & North Western RR Proviso Yard." View full size. 4x5 Kodachrome transparency by Jack Delano for the Office of War Information.

"Tracing lost property of soldiers," circa 1919. View full size. The soldiers seem to be a musical bunch. 5x7 glass negative, George Grantham Bain Collection.

New York or New Jersey circa 1919. "Soldiers' bags astray." View full size. 5x7 glass negative, George Grantham Bain Collection, Library of Congress.

December 1, 1925. Miss Lois Hoover and pig out for a stroll in Washington. With a chauffeur to do the heavy lifting. View full size. National Photo Company.

December 1, 1925. Washington, D.C. "Miss Lois Hoover and pet pig." National Photo Company Collection glass negative, Library of Congress. View full size.