SL-SF 545
This loco was built in 4/1951 with EMD serial number 12937. She was built as a freight roadswitcher, model GP7. She featured a sealed beam headlight in her front and rear ends. As with all Frisco GP7's, she did not feature dynamic brakes.
She became PNC 545.
She became C&NW 4464.
She became GWRX 4464.
She became SO 106.