Wyatt Earp AnthologyRoy B. Young, Casey Tefertiller, Roberts, Gary L., John Boessenecker · First published 2019Open the Tome
CliffsNotes TM on Milton's Paradise LostRoy C. Flannagan, Gary Carey, Roberts, James L. · First published 1999Open the Tome
Cultural LandscapeRobert E. Nunley, Severin M. Roberts, George W. Wubrick, Daniel L. Roy · First published 1999Open the Tome
Some demographic characteristics of the population of KansasCarroll D. Clark, Roy L. Roberts · First published 1935Open the Tome
