1982-12-21 /BB-D351C-SM_3-16-83/01/documentation/ibmcom.bwr 1982-12-21 /BB-J724B-SM_1982/01/documentation/ibmcom.bwr 1983-03-17 /BB-V552A-SB_1983/01/ibmcom.bwr 1984-01-20 /BB-J992D-SB_1984/01/ibmcom.bwr