Cottrell Who was Married to Cora Penrod

I am looking for information on a Cottrell that was married to Cora Ann Penrod, who had three daughters by John Bell Grimes. She Supposedly married Cottrell after John Bell died and had a son named Eugene. The is a story that Cotrell was mean. I would like to know where I casn find info on this Cotrell and need help in finding their son. He would be my GG-step-uncle.

Any help would be greatly appreciated.
Thank you all.