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:
UPDATE: Click here for a better look at the big locomotive barely visible behind the freight yard sign.
"Eckington Yards, June 4, 1923." A rare and unusually detailed look at the Baltimore & Ohio rail yard in Washington, D.C., during that year's big gathering of Masonic lodges. National Photo Company glass negative. View full size.