+---William Langley (1793-JAN 1851)
| +---Sarah Talbot 
+---William Langley (ABT 1821-FEB 1891)
| | +---Edward Dyson
| +---Sarah Dyson (ABT 1785-SEP 1860)
| +---Jane ?
John Langley (29 NOV 1857-)
+---Mary Ann ? (ABT 1827-MAY 1886)