The Action Autumn Conference 1991 was held in Beesten, Germany by Action. The party started at 13:00 on the 19th, and ended at 02:00 in the morning on the 20th. Entrance fee was 7-10 DM, foreigners free.
Party report in Disktrash #1.
The commercial German magazine "Amiga Special" published a small partyreport as well, including compo results (which were used to recreate them here) and interviews with participants.