The Atlas of the DC Universe (1990)

Paul Kupperberg wrote this directory of DC Comics locales in the past, present, and future as a supplement to the Mayfair Games roleplaying line. After discussing the various work spaces of J'Onn J'Onzz yesterday, I thought this spotlight on good ol' Middleton, Colorado would be an appropriate follow-up. It was retroactively made the Martian Manhunter's point of arrival and earliest terrestrial base of operations...