Description: This is an image of Railway Post Office clerks at work sorting mail inside the tight quarters of an RPO car.
Creator/Photographer: Unidentified photographer
Medium: Black and white photographic print
Collection: U.S. Railway Mail Service
Persistent URL: arago.si.edu/index.asp?con=2&cmd=1&id=194300
Repository: National Postal Museum
Accession number: A.2006-48