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.
Johann Hinrich [sic] Zitzer & Elisabeth Catharina Lein were married 1 July 1766 in the Lutheran Cathedral (Evangelische Kirche Dom) in Lübeck.
Heinrich Zitzer and his wife Elisabeth arrived at the port in Oranienbaum aboard the English frigate Love and Unity on 23 December 1766.
Joh. Heinr. Zitzer, his wife Elisabeth, and daughter Maria Elisabet (age 4-weeks) are recorded on the list of colonists being transported from St. Petersburg to Saratov in 1767 along with a note that newborn Maria Elisabet died en route.
Heinrich Zitzer and his family are recorded on the 1798 census of Katharinenstadt in Household No. Ka064.
The descendants of his three sons are recorded on the 1834 census of Katharinenstadt in Households No. 95, 103, 243, & 286.
The Oranienbaum passenger list records that Heinrich Zitzer was a joiner from the German region of Nassau.
- 1834 Katharinenstadt Census (Households No. 95, 103, 243, 286).
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Ka064.
- Mai, Brent Alan. Transport of the Volga Germans from Oranienbaum to the Colonies on the Volga, 1766-1767 (Lincoln, NE: American Historical Society of Germans from Russia, 1998), #1309-1310.
- Mai, Brent Alan & Dona Reeves-Marquardt. German Migration to the Russian Volga (1764-1767): Origins and Destinations (Lincoln, NE: American Historical Society of Germans from Russia, 2003): #173.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #5392.
- Rauschenbach, Georg. Deutsche Kolonisten auf dem Weg von St. Petersburg nach Saratow: Transportlisten von 1766-1767 (Moscow: G.V. Rauschenbach, 2017): #3180-3182.