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.
Service Station at Georgia and Upshur Avenues NW, Washington DC; 2008. Location of the Minute Service Station #2 in 1926. Surprisingly, it appears that the pumps are in the same location 80+ years later. Let's hope they have actually replaced the underground tanks along the way.