1. Potomac Yards, Hump Track Collection: U.S. President's Railroad Commission Photographs Set: Washington Terminal Co. Railroad: Washington D.C. Union Station and Potomac Yards Location: Alexandria, VA Potomac Yards Format: Image Creator: Brotherhood of Locomotive Engineers (BLE) Photographer: Anderson, Leo R.
2. The Potomac Yards Roundhouse Collection: U.S. President's Railroad Commission Photographs Set: Washington Terminal Co. Railroad: Washington D.C. Union Station and Potomac Yards Location: Alexandria, VA Potomac Yards Format: Image Creator: Brotherhood of Locomotive Engineers (BLE) Photographer: Anderson, Leo R.
