Adding helpful links I have found to assist my research:

African-American Studies:

Taylor Made Culture Green Book

Should a Former Sundown Town Apolgize  (accessed October 10, 2018)

Edward Carter

Untold Stories from America’s National Parks

Black Past

Tulsa Race Riot WordPress

History – General

Facing History and Ourselves – Educational history site.

U.S. Army History Center

The George C. Marshall Foundation

West Point Historic Atlas’

Oklahoma

William S. Key

The Story of the 180th Infantry Regiment

http://www.odotculturalresources.info/depression-era-works-programs.html

Range-Section-Township

University of Oklahoma State Digital Library – David Baird Collection

Preservation Oklahoma, Incorporated

WPA Buildings of Oklahoma – Travelok.com

https://osu-geog.maps.arcgis.com/apps/webappviewer/index.html?id=962d0953af954664a300a3ff0a7abf2e