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| Last updated on August 7, 2025
Western Pacific EMD SW1500 No. 1503 is one of only three such units built in 1973 for the fan-favorite western railroad. Today, it resides at the Western Pacific Railroad Museum in Portola, Calif., after being retired by successor Union Pacific.
Vic Reyna photo
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I love WP, but read “My 50 Years on the Southern Pacific “ to see how the WP compared to rival SP. The condition of WP’s right-of-way caused for many SP trains to zoom pass when they were in parallel.