A One-Round Adaptable Living Greyhawk Adventure
From the introduction:
Rumors have spread across the land of buried treasure found on an old widow's farm. They say there are gems just lying in a sinkhole for the taking. It can't be that easy, can it?
An adaptable adventure for characters level 1 - 8.
Two separate, brief DOC supplements were provided to adapt this module to Sunndi and Perrenland regional play.