When the Rams moved into the NFL in 1937 , and Cooper went with them .
After college in 1936 he became a fullback in the National Football League for the Cleveland Rams , who the played in the second American Football League .
When the Cleveland Rams moved into the National Football League in 1937 , and Cooper went with Cleveland Rams .
After college in 1936 he became a fullback in the National Football League for the Cleveland Rams , who the played in the second American Football League .