New Grove (Avison, Charles; b. Newcastle upon Tyne; baptized 16 Feb. 1709; d. Newcastle upon Tyne, 9 or 10 May 1770)
Baker, 7th ed. (Avison, Charles; b. Newcastle-upon-Tyne 1709 (old style; baptized Feb. 16); d. there May 9, 1770)
Information from Avison Ensemble, Newcastle, via Music Section, Bodleian Library, Oxford, Feb. 13, 2009 (Avison baptised St John's Church, Newcastle, Feb. 16, 1708/9 - that is, in modern usage, 1709)