"Football team." Circa 1895-1910, location unknown. "James" written on negative. Detroit Publishing Co. glass negative, Library of Congress. View full size.

September 4, 1897. Commodore H.M. Gillig's racing sloop Vencedor on Lake Erie. Photo by John S. Johnston. Detroit Photographic glass negative. View full size.

"Arcade Market." The Arcade building in Washington circa 1913, with "garden movies," bowling, billiards, dance pavilion, cafe, soda fountain and who knows what other fun stuff. National Photo Company glass negative. View full size.

Washington, D.C. "Semmes Motor Co. Meadow Gold Butter truck, 1926." C Street N.W. at 10th. (And running in front of the building at the back was something called "Little B Street.") National Photo Company glass negative. View full size.

December 15, 1864. "Nashville, Tennessee. Battle of Nashville. Spectators watching the fight between generals Hood and Thomas." Photograph by George N. Barnard. Civil War glass negative collection, Library of Congress. View full size.

Circa 1916. "Hackett Motor Car Co., Jackson, Michigan." Part of the Hackett assembly plant. National Photo Company glass negative. View full size.

New York, August 3, 1918. "Madame Revyl and Jane Lory." The French actresses Simone Revyl and Jane (Jeanne) Lory, members of Jacques Coupeau's theater troupe. 5x7 glass negative, George Grantham Bain Collection. View full size.

1925. Washington, D.C. "Texas Company, Benning Service Station." George H. James, proprietor. National Photo Company glass negative. View full size.

1925. "Starting assembly of set (Mary Ramsey)." A worker at the Atwater Kent radio factory in Philadelphia. National Photo glass negative. View full size.

October 14, 1925. "Sec. Dwight Davis & family after swearing in." Dwight Davis, Secretary of War in the Coolidge administration and a tennis champion in his younger years, is probably best remembered as founder of the Davis Cup. National Photo Company glass negative, Library of Congress. View full size.

May 15, 1925. "Jane Davis, Jimmy Davis & Theodore Amussen." Jane and her brother, seen here yesterday, were the children of Labor Secretary James Davis. National Photo Company Collection glass negative. View full size.

1926. "Jimmie Jr., Jane, Joan, Jean Davis (Lee Hart job)." Dad James Davis was Secretary of Labor in the Harding, Coolidge and Hoover administrations before being elected to the Senate. National Photo glass negative. View full size.

"Miss Jane [illegible], 1923." One of three images of Miss Jane in the archive. Who will be the first to identify our mystery aviatrix? National Photo glass negative. View full size. [The answer: Stanton Square reveals her to be Janet Moffett, daughter of Rear Admiral William Moffett.]

Circa 1910. "Annisquam Light. Gloucester, Massachusetts." Detroit Publishing Company glass negative, Library of Congress. View full size.

"District of Columbia, 1917. Traffic Stop and Go signs." Traffic safety in Washington with the Treasury building at left. Note the pedestrian-catcher on the streetcar. Harris & Ewing Collection glass negative. View full size.