I am 50 years old. i believe my great grandfather is calvin augustus gemberling, who married mary caroline(miller) gemberling and had nine (surviving) children. i am trying to find anyone who may know of calvin's relatives. i believe he was born in upstate pennsylvania. my grandfather is john henry gemberling, my father john kermit gemberling. i can be reached at 610-461-6652 or at my email address. looking forward to hearing from you.