- [S205] FreeBMD, (www.freebmd.org.uk;), birth of Charles Ernest Lansdell, Fulham 1a 294, March quarter 1907 (Reliability: 3).
- [S324] Lansdell family tree, Judith Lansdell, (March 1999;).
recorded as Les Ayres
- [S205] FreeBMD, (www.freebmd.org.uk;), marriages of Edward Frank Lansdell and Kate Annie Brown share reference Chelsea 1a 820, December quarter 1902 (Reliability: 3).
- [S113] Civil Registration Marriage Indexes, General Register Office, (1837-;), marriage of Charles E Lansdell and Clara D Brooks, Fulham 1a 867, September quarter 1932 (Reliability: 3).