"Rockville Fair, Maryland, 1928." Exhibit promoting the motion picture as educational tool. National Photo Co. Collection glass negative. View full size.

Washington, 1923. "Pillette of Detroit with Lincoln." Detroit Tigers pitcher Herman Polycarp Pillette. National Photo Co. glass negative. View full size.

The Riverton School 8th grade class of 1939. The Riverton, New Jersey, school looks the same, but doesn't allow dogs due to potential lawsuits. View full size.

"Miss Odessa Dow. May 25, 1923." What will we have learned about Odessa by the time her loaf is baked? National Photo Company glass negative. View full size.

New York circa 1908. "Campus, College of City of N.Y. Academic building, Mechanical Arts building, Chemistry building." I have a recurring dream that looks a lot like this. G.G. Bain Collection glass negative. View full size.

December 1909. "Met Life Building." The Metropolitan Life Insurance Co. tower on a gray winter afternoon in Manhattan the year of its completion. It was the tallest building in the world until 1913, when it was surpassed by the Woolworth Building. 8x10 glass negative, George Grantham Bain Collection. View full size.

Another happy worker at the giant Atwater Kent radio factory in Philadelphia circa 1925. National Photo Company Collection glass negative. View full size.