1959 Mr America Harry Johnson provides insight into calve development. He shows how to work the muscle with a variety of exercises with no more than a barbell and dumbell.Source: Strength & Health (April 1960) Page #34 -Strength & Health (Apr 1960) Page #35 -Strength & Health (Apr 1960) Page #53 -Strength & Health (Apr 1960) Page #54 -Strength & Health (Apr 1960)