Back in the 1970’s calve development was seen as a very important part of bodybuilding.A great article of the effort needed to develop calves. The calves MUST be attacked from all angles and be more or less SHOCKED into growth!Source: Muscular Development (Issue Mar 1972) Page #40 - Muscular Development (Issue Mar 1972) Page #41 - Muscular Development (Issue Mar 1972) Page #49 - Muscular Development (Issue Mar 1972)