Muscular Development Bodybuilding Magazine June 1968 Dan Mackey - Good Condition

Muscular Development Bodybuilding Magazine July 1968 Steve Reno / Dick DuBois

Muscular Development Magazine Dec 1965 Training Secrets John Corvello Mr. Calif.

Muscular Development Magazine December 1968 - John Decola Cover Shot

Muscular Development Magazine May / Jun 1981 - Dave Rogers 1980 Mr USA

Muscular Development Magazine March 1972 Vol 9 No. 3 Steve Michalik

Muscular Development Magazine June 1969 - Robert Moore Cover Shot

Muscular Development Magazine May 1969 - Gene Massey Teen - Age Mr. Florida