+ John Clark (b. 1797) ↑
   + Caroline Aldridge (b. 1827) ↑
   + Samuel Males (b. 1859) ↑
   + Arthur Harry Threader (b. 1879, bp. 1880) ↑
   + Milo Henry Billyard (b. 1902) ↑
Legend:
A number prefix represents generation number.
Dotted lines indicate adoptive or step relations.
Names in parenthesis are either aliases or names commonly associated with person
Last updated 15 Sep 2024 by Andrew Billyard
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