Some descendants of Joseph Walker and Sarah Wyman
  1. Sarah Walker of Billerica married Benjamin Johnson of Woburnon 22 Nov. 1699 in Billerica. [Ref]
  2. Benjamin Walker of Billerica married Susanna Baldwin of Woburnon 15 Dec. 1712 in Billerica. [Ref]
  3. Joseph Walker, Jr. [?] of Billtrica married Elizabeth Walker of Woburn on 4 Dec. 1739 in Woburn. [Ref]