Wilhelm Kolb, a farmer, his wife Christina, and daughters (Anna Margaretha, age 18; Elisabeth, age 15) immigrated to Denmark (Schleswig-Holstein) arriving in Flensburg on 29 May 1762.
They requested dismissal from the Danish colonies on 24 April 1765 and joined the migration to Russia.
They settled in the Volga German colony of Balzer on 28 March 1766 and are recorded there on the 1767 census in Household No. 34.
The 1767 census records that Wilhelm Kolb came from the German region of the Kurpfalz. The Eichhorns record that Wilhelm Kolb came from the German village of Käferthal in the Kurpfalz region.
- 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-862.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 81.