1981-12-11 /BB-D480C-SB_1981/01/10doc.dir 1982-01-26 /ALGOL-10_V10B_BIN_SRC_1err/01/10doc.dir 1982-01-26 /BB-D608D-SB_1982/01/10doc.dir 1983-02-22 /FORTRAN-10_V7wLink_Feb83/01/10doc.dir 1986-07-31 /FORTRAN-10_Alpha_31-jul-86/01/10doc.dir 1987-01-07 /fortv11/01/10doc.dir