You are looking at a SUPER-RARE Single Signed Baseball of "UNASSISTED TRIPLE PLAY" James Cooney of the 1917-28 Cardinals, Cubs, Giants, Phillies, etc. It's inscribed and personalized. Who had single signed balls in the 50's and 60's,

I guarantee that This ball will pass any authentication test by any reputable third party. 

  

Truly a piece of Baseball History