On 19 Mar 1748 when Ephraim was 24, he married
Mary Bristol (33940) , daughter of
John Bristol (16108) (15 Jun 1706-) &
Mary Prindle (18815) (1 Feb 1701/2-ca 1733), in Newtown, CT.
55 Born in New Haven, CT.
Perhaps Mary and Thankful Bristol are the same person, baptized a Thankful but later used the name Mary.