Munsey-Hopkin Genealogy, A' Jonathan, b. at Plymouth, 17 July 1629; living 1650.
Tom Bredehoft, information from the Bredehoft Family Generations at The Next Generation of Genealogy Sitebuilding.
International Genealogical Index(R): Author: The Church of Jesus Christ of Latter-day Saints: Publication: Copyright (c) 1980, 2002
Ancestral File (TM): Author: The Church of Jesus Christ of Latter-day Saints: Publication: July 1996 (c), data as of 2 January 1996
Source: Merrick, Barbara Lambert, and edited by Scott Andrew Bartley, Mayflower Families through Five Generations, The Descendants of Elder William Brewster Part 1, General Society of Mayflower Descendants, Plymouth, MA., 2014