Railroad Archives Online
- CollectionD0177A - Chuck Strawn Collection
- Series010 - Other Railroads
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3009 - Electric Locomotives
- ItemStrawn0727 - Butte, Anaconda and Pacific Railway (BAP) Electric Locomotive 47 at Anaconda, Montana, 1970
- ItemStrawn0728 - Butte, Anaconda and Pacific Railway (BAP) Electric Locomotive 49 at Anaconda, Montana, 1970
- ItemStrawn0731 - Butte, Anaconda and Pacific Railway (BAP) Electric Locomotive 55 at Anaconda, Montana, 1971
- ItemStrawn0752 - California Western Railroad (CWR) Steam Locomotive 44 at Fort Bragg, California, July 1969