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. Looking North 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.
5. 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.
6. View of Interlocking Plant of the L.A. U.P.T 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.
7. View of Signals and Tracks of the L.A. U.P.T. 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.
8. Looking North into the Lower End of "C" 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.
9. View of Main Line Entering Los Angeles Southern Pacific Terminal & Piggy Back 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.
10. Overlooking "B" Yard at Los Angeles from Top of Hump 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.
