This sepia colored photograph shows the Topeka Post Office substation "C" at the intersection of Willow and Greenwood in the Potwin Place subdivision. The uniquely designed building served as a trolley station and post office for the residents of the Potwin neighborhood. The individuals have been identified from left to right: George Dagg, mailer carrier, Fred Farnsworth, mail carrier, and Abram Bunker, station "C" manger.