havard
Adventurer
See also some BM details @ Domesday Book and the first published map of BM @ Blackmoor
Those are some good links Allan.

Havard
See also some BM details @ Domesday Book and the first published map of BM @ Blackmoor
Updating RA's Publication Timeline for Blackmoor:
1972 - D. Arneson begins his Blackmoor campaign using altered rules for 1:1 Chainmail and its Fantasy Supplement. Arneson and G. Gygax collaborate and G. Gygax begins his Greyhawk campaign shortly thereafter.
1974 - D&D first receives wide release.
Havard
Really nice summary. Start date is wrong though.
Oct 1970 - Dave Wesely leaves for Army service and grants Dave Arneson permission to run Braunstein games
Christmas 1970 - Dave Arneson creates a medieval Braunstein he calls Blackmoor
1971 - Chainmail published. Arneson incorporates much of the Fantasy Supplement into Blackmoor play.
Nov 1972 - Dave Arneson and Dave Megarry travel to Lake Geneva. Megarry introduces his Dungeon boardgame to Gary Gygax and Arneson introduces him to play in Blackmoor.
1973 - Gygax and Arneson collaborate on D&D game.
1974 - D&D first receives wide release.