William Porter, abiding in Saldan, grants to sir Gilbert de Aton all his goods and chattels in a certain messuage in Saldan in Pykeringlyth. Dated at Saldan, 6 January, 9 Ed. III.
W. H. Turner and H. O. Coxe, Calendar of charters and rolls preserved in the Bodleian library (Oxford, 1878) [annotated copy, Bodleian Library R.Ref.741], 632 [Google Books]
J. Gilbert Wiblin, Handlist 339e. Seals (including casts and matrices), May 1916 (unpublished handlist, Bodleian Library), p. 208