Publications
Notices of the Family of Newton, of East Mascalls in Lindfield, and Southover Priory, near Lewes; and of Newton and Pownall Hall, in Cheshire, by T. Herbert Noyes, Jun., published 1857 in Sussex Archæological Collections (vol. 9, article, pp.312-342) accessible at: W.S.R.O. [Lib 2094] & The Keep [LIB/500228] & S.A.S. library View Online
Letter from William Newton of Southover to his Sister, 26 November 1598, by W. H. G. [W. H. Godfrey], published May 1949 in Sussex Notes & Queries (vol. XII no. 6 & 7, article, pp.130-131) accessible at: W.S.R.O. [Lib 8230] & The Keep [LIB/500214] & S.A.S. library
Steam in My Family: Sixty Years of Steam Ploughing and Threshing Contracting in Kent and East Sussex, by John Newton, published 1989 (128 pp., Meresborough Books, ISBN-10: 0948193417 & ISBN-13: 9780948193415)
James Newton: A Sussex Stray, by Arthur Jones, published March 1990 in Sussex Family Historian (vol. 9 no. 1, article, pp.19-20) accessible at: W.S.R.O. [Lib 11999] & The Keep [LIB/501261] & CD SFH40 from S.F.H.G.