1. Looking South into the "B" Yard as Engine is Moving Over Hump Collection: U.S. President's Railroad Commission Photographs Set: Southern Pacific Railroad: Los Angeles SoPac Yards Location: Los Angeles, CA Southern Pacific Yards Format: Image Creator: Brotherhood of Locomotive Engineers (BLE) Photographer: Mahoney, B.J.
2. Looking North Over the Southern Pacific "B" Yard Collection: U.S. President's Railroad Commission Photographs Set: Southern Pacific Railroad: Los Angeles SoPac Yards Location: Los Angeles, CA Southern Pacific Yards Format: Image Creator: Brotherhood of Locomotive Engineers (BLE) Photographer: Mahoney, B.J.
3. Looking South from the Lower End of "A" Yard Collection: U.S. President's Railroad Commission Photographs Set: Southern Pacific Railroad: Los Angeles SoPac Yards Location: Los Angeles, CA Southern Pacific Yards Format: Image Creator: Brotherhood of Locomotive Engineers (BLE) Photographer: Mahoney, B.J.
4. Top End of the "C" Yard at Los Angeles Collection: U.S. President's Railroad Commission Photographs Set: Southern Pacific Railroad: Los Angeles SoPac Yards Location: Los Angeles, CA Southern Pacific Yards Format: Image Creator: Brotherhood of Locomotive Engineers (BLE) Photographer: Mahoney, B.J.
