Railroad Archives Online
- FondosD0173A - Hal Will Collection
- Series003 - Great Northern Railway Company (U.S.)
- Sub-series014 - Photographs
- 002 - Railroad Employees
- ItemMOHAI.90.24.26 - Great Northern Employee at Interbay, Washington in 1947.
- ItemMOHAI.90.24.27 - Great Northern Employee at Interbay, Washington in 1947.
- ItemMOHAI.90.24.28 - Great Northern Employee at Interbay, Washington in 1947.
- ItemMOHAI.90.24.29 - Great Northern Employee at Interbay, Washington in 1947.
- ItemMOHAI.90.24.30 - Great Northern Employee at Interbay, Washington in 1947.
- 6 more...