- [S73] The Parish Registers of St Mary Linton, (transcript, Cambridgeshire Family History Society, CD-ROM, 2005;), baptism of June Irene Mallyon, of Sidney & Edna Mary of 43 Balsham Rd, Linton agricultural worker born 5 Jun, 31 Jul 1949 (Reliability: 2).
- [S113] Civil Registration Marriage Indexes, General Register Office, (1837-;), marriage of Sidney Mallyon & Edna M. Fordham, Saffron W. 4a 2539, December quarter 1936 (Reliability: 3).
- [S112] Civil Registration Death Indexes 1837-, General Register Office, death registration of Edna Mary Mallyon, born 12 Apr 1916, May 1999, Cambridge C40C 3311C 300 (Reliability: 2).
- [S111] Civil Registration Birth Indexes, General Register Office, (1837-;), birth registration of Edna M. Fordham, Swann, Linton 3b 837 (Reliability: 3).
- [S205] FreeBMD, (www.freebmd.org.uk;), marriage of Henry N Fordham & Sarah Swann, Linton 3b 1195, June quarter 1912 (Reliability: 2).