O-50-5 Tank Cars:
GH&SA 17750-17849 9-11/1913 (to T&NO 17750-17849; to SP 51080-51104; to SP 61456=61506; to SP 67010=67022) H&TC 17850-17949 11/1913-3/1914 (to T&NO 17850-17949; to SP 51105-51132; to SP 61456=61506; to SP 67010=67022) AE 105-107 9/1913 (to SPMW 344-346 in 1/1924; to SPMW 7400-7402 in 1934)
These 41' tank cars were built by Pressed Steel Car as above. They featured 12,500 gal. capacity.