(ABT 1832-04 JUN 1914)
+---Robert Henry Thomas (02 SEP 1880-1947)
| | +---Thomas Edwards
| | +---Joseph Edwards (02 OCT 1710-)
| | +---Robert Edwards (11 AUG 1754-11 NOV 1804)
| | | +---Johanna Ingram 
| | +---Charles Edwards (30 NOV 1783-02 MAY 1857)
| | | | +---William Mortimer
| | | +---Mary Mortimer
| | +---Robert Edwards (30 JUL 1807-19 MAR 1880)
| | | | +---John Burnside
| | | | +---John Burnside (-BEF 1807)
| | | +---Harriet Burnside (ABT 1785-19 DEC 1853)
| | | | +---Robert Walker
| | | +---Mary Ann Walker
| | | +---Elizabeth ?
| +---Harriet Edwards (18 OCT 1844-15 NOV 1911)
| +---Mary Ann Matthews (29 FEB 1804-08 JAN 1849)
Sidney Albert Thomas (1915-)
+---Rose Ellen Williams (-ABT 1956)