| 2020-08-30 10:53:31 | ltk_tscc | Set title to 'ST Format Issue 12 – ST Music Sequence-In-Progress', release date to 12 July 1990 |
| 2015-07-28 21:05:30 | ltk_tscc | Added tag 'audio-tape' |
| 2015-07-28 21:05:26 | ltk_tscc | Added tag 'unknown-author' |
| 2015-07-28 21:05:24 | ltk_tscc | Added tag 'mp3' |
| 2015-07-28 21:05:21 | ltk_tscc | Added production 'ST Format Issue 12 – ST music sequence-in-progress' |