The only photographs I have found from the years prior to 1964 are not in color .
They all appear to show USC using dark - colored helmets , which are presumably similar in color to the ones used later by the team .
The only photographs I have found from the years prior to 1964 are not in color , but they all appear to show USC using dark - colored helmets , which are presumably similar in color to the ones used later by the team .