Place of origin
Usingen, Nassau-Usingen, Germany
The baptismal and confirmation records of Heinrich Zitzer and Elisabeth Leim have been located in the parish records of Usingen in the Principality of Nassau-Usingen. They are recorded in Oranienbaum disembarking from the English frigate "Love and Unite" and settled in Katharinenstadt.
- Pleve, Igor. Lists of Colonists to Russia in 1766 (Saratov: Saratov State Technical University, 2010): 345.