Caboose 1176 and Mammoth Springs, Arkansas Depot by Frisco.org Posted on November 21, 2017 Caboose 1176 and Mammoth Springs, Arkansas Depot Caboose 1176 and Mammoth Springs, Arkansas Depot in December 1979 (Ken McElreath). Posted in KM Collection | Tagged 1176, Caboose, Depot | Leave a comment