Railroad Archives Online
- CollectionD0142 - Alden M. Raney Collection
- Series001 - Burlington Northern Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2003 - Railroads--Buildings and Structures
- Subseries Level 3001 - Bridges
- ItemAMR-549 - Burlington Northern Railroad Company bridge replacement at Portland, Oregon in 1989.
- ItemAMR-550 - Burlington Northern Railroad Company bridge replacement at Portland, Oregon in 1989.
- ItemAMR-551 - Burlington Northern Railroad Company bridge replacement at Portland, Oregon in 1989.
- ItemAMR-553 - Burlington Northern Railroad Company bridge replacement at Portland, Oregon in 1989.
- ItemAMR-554 - Burlington Northern Railroad Company bridge replacement at Portland, Oregon in 1989.
- ItemAMR-555 - Burlington Northern Railroad Company bridge replacement at Portland, Oregon in 1989.
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