1.  Gary Boyd Roberts.  1995.  Ancestors of American Presidents.  New England Historic Genealogical Society, Boston, p. 27.

2.  Gary Boyd Roberts.  1998.  Notable Kin.  Vol. I.  New England Historic Genealogical Society, Boston, p. 203.

3.  Daniel Goodwin.  1857.  "Records of Farmington in Conneticut (sic)."  New England Historical and Genealogical Record  11(4): 323-328.
On p. 323, the very first entry in the record:

On the 13th of October, 1652, Mr. Rodger Newton, Stephen Hart, Thomas Judd, John Bronson, John Coll, Thomas Thompson and Robert Porter, joined in Church Covenant, in Farmington.

On p. 325:

John Bronson's Children.  Jacob Branson, 17 years old, about January, 1657.  John Bronson, 14 years old, about January, 1657.  Isaac Bronson, 12 years old, about January, 1657.  Abraham Bronson, 10 years old, about January, 1657.

4.  Lucius M. Boltwood.  1858.  "Births, Marriages, and Deaths, contained in the volume lettered 'Original Distribution of the Town of Hartford (Ct.) among the Settlers, 1639."  New England Historical and Genealogical Register 12(2): 173-175.  On p. 173, citing p. 2 of the original volume:

Isack Bruncson sun of John Bronsun was baptised Decem the seuenth, one thousand six hundreth forty & five.

5.  WorldConnect / Ancestry World Trees (online at RootsWeb.com/Ancestry.com).