Desperately need help identifying the 3rd autograph on baseball with Sandy Koufax and Juan Marichal

I have researched for weeks and still have no guess even. I thank you for your time in reading this and any help from my "betters" lol THANKS AGAIN!!
0
Comments
Jerry Coleman, former Padres announcer, manager in 1979, and former NY Yankee 2nd baseman. Also, was a US Marine pilot in WWII and Korea.
Steve
Thank you so much Steve!!
You're good!
I have his sig on a WWII Japanese banknote yet I still didn't recognize it.