Ernestus Geisericus Gygax

The Monster Manual for the 1st Edition of Advanced Dungeons & Dragons. it was released in 1977 and was written by Gary Gygax.

The supplementary book for the 1st Edition of Dungeons Dragons

The supplementary book for the 1st Edition of Advanced Dungeons Dragons.

Saga of Old City is a fantasy novel by Gary Gygax, set in the world of Greyhawk, which is based on the Dungeons & Dragons fantasy role-playing game.