Athletes first met for semi-final Olympic Trials in Randalls Island , New York , from July 3 - 4 .
The men 's 1964 United States Olympic Trials for track and field were a two - tiered event .
Athletes first met for semi-final United States Olympic Trials   in Randalls Island , New York , from July 3 - 4 .
The men 's 1964 United States Olympic Trials for track and field were a two - tiered event .