1981-07-13 /BB-H506D-SM_1983/01/cobol/build/cbl74.glb 1981-07-14 /BB-H580C-SB_1981/06/cbl74.glb 1981-07-15 /BB-H580C-SB_1981/07/cbl74.glb 1985-10-08 /BB-H580E-SB_1985/05/cbl74.glb 1985-10-08 /cobol12c/05/cbl74.glb