Margaret Wiliams Ehle is the daughter of Henry Williams and Amy Bell. Her father was Benjamin Bell. Benjamin Bell was born in Berkeley County, Virginia and moved from there to Pennsylvania, Ohio, Indiana and Iowa. During the Revolutionary War, Benjamin Bell lived in the Tenmile Country of Washington and Greene counties in Pennsylvania. In 1780, Bell served under Colonel Crooks as a spy to watch the frontier and advise the settlers and the forts of the approach of Indians.