These were called Santa Fe's alligators
A pair of ex-AT&SF Alco RSD-15s poke their alligator snouts out of the ivy-covered LS&I enginehouse at Marquette, MI. K64, Yashica TL Electro-X.
A&TC has a second, non operatable, Alco RSD15, still in Indiana Hi-Rail colors.
The Austin Steam Train's RSD15 ran in an interim paint scheme while waiting for the SP Daylight Decals to arrive
This RSD15 is enroute from Indiana to its new home at Cedar Park, Texas