Johann Wendel Adler, a farmer & son of Katharina Zeller, his wife Salome, daughter of Anna Margaretha Hager, and son Johann Michael (12-weeks-old) immigrated to Denmark (Schleswig-Holstein) arriving in Flensburg on 9 June 1762.
They were dismissed from the Danish colonies on 7 June 1763 and joined the migration to Russia.
They settled in the Volga German colony of Grimm and are recorded there on the 1775 census in Household No. 30.
They are recorded on the 1798 census of Grimm in Household No. Gm065.
The Eichhorns record that Johann Wendel Adler came from the German village of Rhien [?].
- 1775 Grimm Census (Household No. 30).
- 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-5.
- 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): Gm065.