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Derrick Lehmer

¹ Derrick's father was Henry Lehmer and his mother was Catharine Younkin (Lehmer). His maternal grandparents were Frederick G Younkin and Catherine Patton (Younkin). He had three sisters named Marian, Rebecca and Mary.

Ancestor Pedigree Chart
- Henry Lehmer
  - b.1798 d.1870
  
  Derrick Lehmer
  
  ? Junghen
  
  Johann Heinrich “Henry” Junghen
  - b.31 Jan 1717 in Hesse, Germany d.20 Feb 1787 in Haycock Township, Bucks county, Pennsylvania, USA
  
  ? ? (Junghen)
  
  Frederick G Younkin
  - b.15 Oct 1763 in Bedminster Township, Bucks county, Pennsylvania, USA d.07 Aug 1843 in Kingwood, Somerset County, Pennsylvania, USA
  
  Henry Scherer
  
  Catharina Scherer (Junghen)
  - b.1726 in Bedminster Township, Bucks county, Pennsylvania, USA d.~ 1825 in Bedminster Township, Bucks county, Pennsylvania, USA
  
  ? ? (Scherer)
  
  Catharine Younkin (Lehmer)
  - b.16 Apr 1803 d.1829
  
  Catherine Patton (Younkin)
  - b.07 Jun 1771 in Bedminster Township, Bucks county, Pennsylvania, USA d.17 Jun 1854 in Kingwood, Somerset County, Pennsylvania, USA

¹ http://www.familytrail.com/junghen/junghenancestry/