This 83' Heavyweight 3-2 Observation Car is painted Pullman Green with Gold Logo and lettering.  It was built by Pullman Standard.  A block of eight Plan 39598 "Crystal" series sleeper-observation cars had their air conditioning applied by the Santa Fe in May and June of 1934.  The 3-2 Observation Cars were used on the Santa Fe's Heavyweight "Chief" before 1938.  One of them the "Crystal Bluff", was part of the original heavyweight "Super Chief" that operated in 1936 and 1937.  With the dellivery of lightweight equipment for the "Super Chief" and the "Chief" in 1938, these cars became obsolete to the Santa Fe.