Assault on the Aerie of the Slave Lords (A3), softback Greyhawk adventure for AD&D 1st edition, by Allen Hammack
“Into the Drachengrab Mountains! Hot on the trail of the marauding slavers, you and your fellow adventurers plunge deep into hostile Hills. Spurred on by your past success, you now seek the heart of the slaver conspiracy. But hurry! You must move quickly before the slavers recover from your previous forays and attack!
This module was originally used for the official Advanced Dungeons & Dragons Tournament at the Gen Con XIII convention and is the third in a series of four related tournament modules from TSR.”