This is an ex SAL GP7, as seen, the Seaboard stripes are showing through
Seaboard Coast Line GP40 #1500 was built November 1966, on order #7929, as Atlantic Coast Line #915. Unit later became Seaboard System &6657, then CSX #6657
Seaboard Coast Line #1024 was built September 1956 as Seaboard Air Line #1925. Became a GP16 rebuild as Seaboard System #4645 and later CSX #1745. After leaving roster, unit became R. J. Corman (RJCR) #1745 and later Aberdeen, Carolina and Western Railway (ACWR) #1601
SCL GP7#896 was built as SAL 1716. After SCL service, unit went to Aberdeen & Briar Patch (ABPR 896), then Aberdeen & Carolina Western (ACWR 896), then re# ACWR 701