1976-06-21 /DEC-20-OT20A-D-MC9/06/2-system/ptycon.ato 1977-09-20 /AP-4172F-BM/01/new-system/ptycon.ato 1977-09-20 /bb-d868b-bm_tops20_v3a_2020_dist/01/new-system/ptycon.ato 1977-09-20 /bb-d868a-bm/01/system/ptycon.ato 1977-09-20 /BB-H138A-BM/01/new-system/ptycon.ato 1977-09-20 /AP-4171F-BM/06/new-system/ptycon.ato 1977-09-20 /BB-H137A-BM/06/new-system/ptycon.ato 1979-05-08 /BB-H137C-BM/06/new-system/ptycon.ato 1979-05-08 /bb-d868c-bm_tops20_v4_2020_distr/01/new-system/ptycon.ato 1979-05-08 /BB-J713A-BM/01/new-system/ptycon.ato 1979-05-08 /BB-J712A-BM/08/new-system/ptycon.ato 1979-05-08 /BB-H138B-BM/01/new-system/ptycon.ato 1979-05-08 /BB-H137B-BM/06/new-system/ptycon.ato 1979-05-08 /BB-D868C-BM/01/new-system/ptycon.ato 1979-05-08 /BB-D868D-BM/01/new-system/ptycon.ato 1979-05-08 /BB-D867D-BM/08/new-system/ptycon.ato 1979-05-08 /BB-D867C-BM/08/new-system/ptycon.ato 1979-05-08 /BB-5255D-BM/01/new-system/ptycon.ato 1979-05-08 /BB-5254D-BM/06/new-system/ptycon.ato 1979-05-08 /BB-4171G-BM/06/new-system/ptycon.ato 1979-05-08 /BB-4172G-BM/01/new-system/ptycon.ato 1980-03-27 /red405a2/11/uetp/lib/ptycon.ato 1980-03-27 /red405a2/11/system/ptycon.ato 1980-03-27 /KS10_APT_INSTALL_TAPE/08/uetp/lib/ptycon.ato 1980-08-04 /KS10_APT_INSTALL_TAPE/08/system/ptycon.ato 1982-03-29 /BB-4171H-BM/06/new-system/ptycon.ato 1982-03-29 /BB-4172H-BM/01/new-system/ptycon.ato 1982-03-29 /bb-d868e-bm_tops20_v41_2020_dist_1of2/01/new-system/ptycon.ato 1982-03-29 /BB-H137D-BM/06/new-system/ptycon.ato 1982-03-29 /BB-D867E-BM/08/new-system/ptycon.ato