In this snapshot from November 1937, we see the GREENBELT CENTER Co-op Service Station, which was still under construction. 
Photo from Library of Congress / John Vachon

A second view, from September 1938, shows the finished filling station. 
Photo from Library of Congress / Marion Post Wolcott

Prices at the community-owned "Town Pump" Service Station, circa-1938.

The original Post Office in GREENBELT CENTER was a "fourth class" operation, which did not deliver mail to individual residences. 
Photo from Library of Congress / Arthur Rothstein 

The Valet Shop opened at GREENBELT CENTER in March 1939. This co-op enterprise provided shoe repair, clothes pressing, dry cleaning and laundry service. 

Graphic from The Greenbelt Cooperator / Library of Congress

The Valet Shop, Theatre, Drug Store and Variety Store faced an open Shopping Court, whose focal point was the "Mother & Child" statue. Created by WPA (Works Progress Administration) artist Lenore Thomas, it was officially dedicated November 12, 1939. 

Photo from Library of Congress / Marjorie Collins

In its original setting, the statue included four water fountains at its base.

Photo from Library of Congress / Marion Post Wolcott