C&EI 5200-5299
C&EI 5200-5299 (to C&EI 3726-3731 (2nd) in 1959; to C&EI/MP 255826-255831) (to C&EI 3733-3734 (2nd) in 1960; to C&EI/MP 255833-255834) (to C&EI 3785-3788 in 19xx; to C&EI/MP 255885-255888) (to C&EI/MP 256160-256246)
These 50'-6", 50 ton box cars were built by C&EI (EIEC) in 1956. They featured double sliding doors (for a 15' opening) and 4882 ft3 capacity.
Note that the numbers C&EI 3726-3731 (2nd) & 3733-3734 (2nd) are re-used from previously-renumbered cars in the C&EI 3725-3734 (1st) series.