May 1909. Somersworth, New Hampshire. "Lefthand boy Zeke Gosselin, 95 Main Street. Been in mill one year. Other boy Philip Lesard, 68 Elm Street. Been in mill three years. Working in Great Falls Manufacturing Co." View full size.

Circa 1928. "Washington Sanitarium, dietetic kitchen. Takoma Park, Maryland." Bon appetit! National Photo Company Collection glass negative. View full size.

District of Columbia, 1914. "Alley clearance. Slum views." A scene that I don't imagine would have changed much since the 19th century except for the utility pole. Harris & Ewing Collection glass negative. View full size.

"Post Office Dept. Hupp Auto Railway Service." The download part of the Hupp mail-transfer system. Harris & Ewing Collection glass negative. View full size.

"1912. Post Office. Hupp Automatic Railway Service." Another look at the Hupp system for mail transfer to and from a moving train, this being the upload part. Harris & Ewing Collection glass negative. View full size.

Georgetown, D.C., circa 1919. Our second look today at the morose moppets of the Lee School, one of whom seems to have a black eye. (Alternate title: "An Addams Family Education.") National Photo glass negative. View full size.

"William Lee's School, Georgetown," ca. 1919. Come closer, Mr. Photographer ... just a little closer ... National Photo Company glass negative. View full size.