Incoming Resources
- The Ackerman family, compiled by Barbara W. Tobey for "David Ackerman Descendants--1662"
- Matthew Williams (c1612-c1666) of Wethersfield, Connecticut, and descendants, (principal collateral lines, Ackerman, Baldwin, Brundage, Crane, Edison, McCandless, Ogden, Swaine, Tapp, Treat, VerPlanck, Winfrey), by Lyle Keith Williams