The San Francisco Giants took notice of the 6 - foot , 170 - pound right - hander .
The San Francisco Giants signed him to a free - agent deal in the fall of 1963 , two months after he turned 16 .
The San Francisco Giants took notice of the 6 - foot , 170 - pound right - hander and signed him to a free - agent deal in the fall of 1963 , two months after he turned 16 .