An American Family History

Joseph Powers who was born on December 1, 1692 in Littleton, Middlesex County, Massachusetts. He was the son of Thomas and Elizabeth Powers.

He married Hannah Whitcomb on March 16, 1713/14 at Groton.  Hannah was born about 1698 and was the daughter of Jonathan Whitcomb and Mary Blood.

Joseph and Hannah's children were Joseph Powers (July 10, 1715), Thomas Powers (February 15, 1717), Nathaniel Powers (July 15, 1720), Dinah Powers Farr (November 12, 1722), Mary Powers (November 1, 1723), Phineas Powers (February 3, 1725), Ephraim Powers (September 14, 1726), Ephraim Powers (May 24, 1728) and Hannah Powers Chaffin (January 6, 1730). 

The Powers Family by Amos Powers has both Mary the daughter of Joseph Powers and Hannah Whitcomb (p. 24) and Mary the daughter of Captain Isaac and Mary Poulter as the wife of Simon Davis, Jr. (p. 15).

Joseph died on December 18, 1745.  

Historic Homes and Institutions and Genealogical and Personal Memoirs of Worcester County, Massachusetts by Ellery Bicknell Crane

Jonathan Whitcomb, son of Jonathan Whitcomb (2), was born in Lancaster, Massachusetts, February 26, 1669. He married Mary, daughter of Abraham and Mary Blood, of Lancaster. He married (second) Deborah Scripture, of Groton, September 4, 1710, at Concord. He died April 10, 1715, and she died shortly before that.

His children:
Jonathan,
Joseph;
Nathaniel;
Hannah, married Joseph Powers;
Martha, born March 18, 1701;
Ephraim, born April, 1702;
Mary, born 1704, married John Cobleigh, Jr.;
Benjamin, born December 11, 1711, at Groton;
Lydia.