W. C. Sharpe, History of Oxford (Seymour, CT, Record Print, 1885), 97 - 98.
The following is a copy of the tax list of the town on the list of 1792 ... Jared Osborn £39 1 Joseph Osborn 53 1 6 Joseph Osborn. Jr. 40 15 Joshua Osborn 81 Thomas Osborn 133.
1790 Derby Census.
Donald Lines Jacobus, Families of Ancient New Haven ([CD]Baltimore, Genealogical Publishing Co., Inc., 1981[originally]Rome, N.Y. and New Haven, Conn., 1922-1932), vol 6, p 1327.
Edited by Joseph Anderson, D. D., Town & City of Waterbury, Connecticut, From the Aboriginal Period to the Year Eighteen Hundred and Ninety-Five. (New Haven, The Price & Lee Company, 1896), Ap97.
Donald Lines Jacobus, Families of Ancient New Haven ([CD]Baltimore, Genealogical Publishing Co., Inc., 1981[originally]Rome, N.Y. and New Haven, Conn., 1922-1932), vol 6, p 1327.