"Walter Johnson: Baseball's Big Train" (University of Nebraska Press: Bison Books) ISBN 0-9645439-0-7* Treat, Roger L., with contributions by Clark Griffith (1948).
"Walter Johnson: Baseball’s Big Train" (University of Nebraska Press: Bison Books) ISBN 0-9645439-0-7* Treat, Roger L., with contributions by Clark Griffith (1948).