Most of the photos on this site were extracted from reference images (high-resolution tiffs, 20 to 200 megabytes in size) from the Library of Congress research archive. (To query the database click here.) Many were digitized by LOC contractors using a Sinar studio back. They are adjusted by your webmaster for contrast and color in Photoshop before being downsized and turned into the jpegs you see here.
Vintage photos of:
For a slight change of pace, here's a 35mm Kodachrome taken by my grandmother on a sailing trip around the Bahamas in 1949. View full size.
1914. Dr. Charles Campbell and a "municipal bat-roost" in San Antonio, Texas ("for one of man's best friends"), his idea for mosquito control at a time when malaria was a major public health problem in the U.S. Disguised as a favorite bat habitat — a church steeple, complete with cross — the roost was fitted with a trapdoor and stilts to facilitate the harvesting of guano by the wagonload for use as fertilizer. 5x7 glass negative, Bain News Service. View full size.