SABR Convention History – Society for American Baseball Research
Ultimate Mets Database - Howard Johnson
SABR Convention History – Society for American Baseball Research
Howard Johnson Speaking Fee and Booking Agent Contact
SABR Convention History – Society for American Baseball Research
SABR Convention History – Society for American Baseball Research
The Cardboard and Me: Baseball: Howard Johnson
The Research Collection – Society for American Baseball Research
Howard Johnson Stats & Facts - This Day In Baseball
Berry; Howard – Society for American Baseball Research
Under construction – SABR Baseball Memories
The Research Collection – Society for American Baseball Research
Howard Johnson MLB Career and Early Life