An article on the diet followed by Frank Zane to capture his 3rd Mr Olympia title in 1979.Source: Muscle & Fitness (Issue Apr 1980) Page #48 - Muscle & Fitness (Issue Apr 1980) Page #49 - Muscle & Fitness (Issue Apr 1980) Page #18 - Muscle & Fitness (Issue Apr 1980) Page #115 - Muscle & Fitness (Issue Apr 1980) Page #116 - Muscle & Fitness (Issue Apr 1980) Page #51 - Muscle & Fitness (Issue Apr 1980)