Check out "History in Vibrant Color" an article by Connie Cronley in Tulsa People about Opal's Greenwood Oasis.
Opal's Greenwood Oasis was written by Tri-City Collective members Najah-Amatullah Hylton and Quraysh Ali Lansana. It is illustrated by Skip Hill.
Get your copy from publisher The Calliope Group.
Photo by Greg Bollinger for Tulsa People.