+---William Martin Brooks (1848-09 OCT 1917)
| +---Elizabeth Hannah 
+---William Martin Brooks (1870-24 JUN 1906)
| +---Emily Martin
William Martin Brooks (11 MAY 1892-08 MAY 1971)
| +---William Ashdown
| +---John Ashdown (27 OCT 1847-11 OCT 1911)
| | +---Betsy Brookwell
+---Ellen (Nellie) Jane Ashdown (13 APR 1874-13 MAR 1946)
| +---John Mann
| +---Edward Ottaway Mann (31 JUL 1834-31 AUG 1901)
| | | +---George Ottaway
| | +---Eliza Ottaway (1807-)
| | +---Lucy Munn
+---Eliza Osmund Ottaway Mann (1855-)
+---Mary-Ann Osmund (1832-)