1979-11-27 /BB-D351C-SM_3-16-83/01/documentation/d60spd.mem 1979-11-27 /BB-J724B-SM_1982/01/documentation/d60spd.mem 1979-11-27 /BB-J992D-SB_1984/01/d60spd.mem 1979-11-27 /BB-V552A-SB_1983/01/d60spd.mem 1980-02-28 /BB-D351B-SM/01/documentation/d60spd.mem 1980-03-04 /BB-J724A-SM_1980/01/documentation/d60spd.mem 1981-01-21 /BB-J845A-SM/01/documentation/d60spd.mem