Georg Gottlieb Lerch, a farmer, and his family immigrated first to Denmark (Schleswig-Holstein) in 1761. They joined the migration to Russia in July 1763.
Gottlieb Lerch and his family settled in the Volga German colony of Schäfer on 1 August 1766. They are recorded there on the 1767 census in Household No. 9.
Gottlieb Lerch is recorded on the 1798 census of Schäfer in Household No. Sf20 along with a note that he is living in Pokrovsk [a neighborhood of Engles].
The Eichhorn book records that Georg Gottlieb Lerch came from the German region of Baden-Durlach. The 1767 census records that Gottlieb Lerch came from the German region of Darmstadt.
- Eichhorn, Alexander, Jacob & Mary Eichhorn. The Immigration of German Colonists to Denmark and Their Subsequent Emigration to Russia in the Years 1759-1766 (Deiningen, Germany: Drukerei und Verlag Steinmeier GmbH & Co. Kg, 2012): B-972.
- 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): Sf20.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 4 (Göttingen: Göttinger Arbeitskreis, 2008): 91.