| 2019-10-20 07:55:43 | sensenstahl | Edited notes |
| 2019-10-20 07:54:33 | sensenstahl | Updated link http://www.sensenstahl.com/untergrund_mirror/bbs/silent_services_hq_bbs1b.zip |
| 2019-10-20 07:54:27 | sensenstahl | Set title to 'Silent Services HQ BBS (1b)', author to 'None', release date to 1990 |
| 2018-06-14 17:08:12 | sensenstahl | Edited notes |
| 2018-06-14 17:07:45 | sensenstahl | Added link https://www.pouet.net/prod.php?which=76501 |
| 2018-06-14 17:06:54 | sensenstahl | Added screenshot |
| 2018-06-14 17:06:50 | sensenstahl | Added production 'Silent Services HQ BBS (6)' |