Prior to the construction of the Reagan building, cars parked in the vacant lot. The Clinton building can be seen in the background.
A 1930s aerial photograph of the Federal Triangle hightlights the gap in the roofline prior to the construction of the Reagan building.
In the 1930s, during construction of the New Post Office (now Clinton building) construction workers began parking in the vacant lot next to the Commerce building.
Aerial view towards the Old Post Office, including construction of the Clinton building and parking lot, which would become the home of the Reagan building.
U.S. General Services Administration