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.
May 1943. Melrose Park, Ill. Chicago & North Western towerman R.W. Mayberry of Elmhurst at the Proviso Yard. He operates a set of retarders and switches at the hump. View full size. 4x5 Kodachrome transparency by Jack Delano.
Shorpy.com | History in HD is a vintage photo blog featuring thousands of high-definition images from the 1850s to 1950s. The site is named after Shorpy Higginbotham, a teenage coal miner who lived 100 years ago.