1977-02-20 /ap-c796e-sb/01/ddt.ctl 1977-09-19 /AP-4178E-RM/01/swskit-sources/ddt.ctl 1977-09-19 /BB-4170G-SM/01/sources/ddt.ctl 1977-09-19 /bb-d868b-bm_tops20_v3a_2020_dist/01/3a-sources/ddt.ctl 1977-09-19 /bb-d868a-bm/01/3-sources/ddt.ctl 1977-09-19 /BB-H138A-BM/01/3a-sources/ddt.ctl 1977-09-19 /AP-4172F-BM/01/3a-sources/ddt.ctl 1978-08-18 /AP-D543V_SB/01/ddt.ctl 1978-08-18 /de-10-omona-v-mc9/01/ddt.ctl 1979-08-19 /BB-J713A-BM/01/language-sources/ddt.ctl 1979-08-19 /bb-d868c-bm_tops20_v4_2020_distr/01/language-sources/ddt.ctl 1979-08-19 /BB-4172G-BM/01/language-sources/ddt.ctl 1979-08-19 /BB-H138B-BM/01/language-sources/ddt.ctl 1979-08-19 /BB-5255D-BM/01/language-sources/ddt.ctl 1979-08-19 /BB-D868C-BM/01/language-sources/ddt.ctl 1979-08-19 /BB-D868D-BM/01/language-sources/ddt.ctl 1981-12-09 /BB-H138D-BM/01/language-sources/ddt.ctl 1981-12-09 /bb-d868e-bm_tops20_v41_2020_dist_1of2/01/language-sources/ddt.ctl 1981-12-09 /BB-4172H-BM/01/language-sources/ddt.ctl 1981-12-09 /BB-H138C-BM/01/language-sources/ddt.ctl 1984-11-14 /SRI_NIC_PERM_SRC_1_19910112/01/6-1/language-sources/ddt.ctl 1984-11-14 /BB-H138E-BM/01/language-sources/ddt.ctl 1984-11-14 /bb-h138e-bm_tops20_v6_1_distr/01/language-sources/ddt.ctl 1984-11-14 /tops20_v6_1_tcpip_distribution_tp_ft6/01/language-sources/ddt.ctl 1988-03-09 /SRI_NIC_PERM_SRC_1_19910112/01/7/language-sources/ddt.ctl 1988-03-09 /CFS_TSU04_19910205_1of1/02/update/lngsrc/ddt.ctl 1988-03-09 /BB-LW55A-BM_1988/01/language-sources/ddt.ctl 1988-03-09 /bb-lw55a-bm/01/language-sources/ddt.ctl 1988-03-09 /tops20-v7-ft-dist2-clock/01/language-sources/ddt.ctl