Railroad Archives Online
- CollectionD0170a - Cascade Rail Foundation Walt Ainsworth Photograph Collection
- Series002 - Chicago, Milwaukee, St. Paul, and Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3009 - Electric Locomotives
- 7 more...
- ItemWWAMP1407 - Milwaukee Road electric locomotive Number E-4, at Renton, Washington in 1948.
- ItemWWAMP1496 - Milwaukee Road electric locomotive Number 10505 at Seattle, Washington near Black River in 1938.
- ItemWWAMP1501 - Milwaukee Road electric locomotive Number 10505 at Seattle, Washington near Black River in 1934.
- ItemWWAMP1504 - Milwaukee Road electric locomotive Number E23A at Renton, Washington in 1953.
- ItemWWAMP1529 - Milwaukee Road electric locomotive Number E28 at Seattle, Washington, undated.
- ItemWWAMP1531 - Milwaukee Road electric locomotive Number E28 at Sumner, Washington, undated.
- ItemWWAMP1533 - Milwaukee Road electric locomotive Number E28 at Sumner, Washington, undated.
- ItemWWAMP1966 - Milwaukee Road electric locomotive on the Change Creek bridge near Garcia, Washington in 1927.
- ItemWWAMP2304 - Milwaukee Road E-1 arriving at Tacoma, Washington in 1941.