World of Greyhawk Fantasy Game Setting

The World of Greyhawk Fantasy Game Setting is a Dungeons & Dragons campaign setting boxed set released by TSR in 1983. It consists primarily of two sourcebooks:

A Guide to the World of Greyhawk: Volume III; A Catalogue of the Land Flanaess, Being the Eastern Portion of the Continent Oerik, of Oerth, an 80-page sourcebook generally referred to by fans as the Catalogue or the Guide.

A Glossography for the Guide to the World of Greyhawk, a 48-page referred to by fans as the Glossography It is a revised and expanded version of Gygax's original The World of Greyhawk Fantasy World Setting (1980), also called the Folio.