The fragility makes it extremely hard for the collectors of these cards to achieve high grades from such companies as PSA. RELATED: 1970 Topps NFL Sonny ... and a 5-game stint with the San Diego ...

The 1970 Topps NFL Sonny Jurgensen is a prime example of how scarcity drives the sports card market and with only ... was named to the NFL Pro Bowl games five times while also being named to ...