Sorry, but I see no connection between your great grandfather, Ephraim Eli Potter, b. 30 June 1874, and my gr-gr-gr-gr grandfather, Ephraim Potter, b. 14 July 1760 in Coventry, RI, d. 08 August 1832 in Oneida County, NY.
If they're connected, I have no evidence of it.
Dan Draper, Jr.