MIL-R-58007 Complete Document History
Railway Car, Hopper, 56 1/2 in. Gage, 70 Ton, 8 Wheel, Domestic Service


Obsolete Revision Information:
   NOT - RAILWAY CAR, HOPPER, 56 1/2 IN - July 24, 1975
   REVISION A - RAILWAY CAR, HOPPER, 56 1/2 IN - Oct. 28, 1963