Kaspar Duxberg, a weaver (Leineweber), and his family arrived from Lübeck at the port of Oranienbaum on 12 September 1766 aboard an English frigate under the command of Skipper Adam Beerfeier.
They settled in the Volga German colony of Cäsarsfeld on 3 August 1767 and they are recorded there on the 1767 census in Household No. 56.
The widow of Wilhelm Duxberg is recorded on the 1798 census living with her son in Katharinenstadt in Household No. Ka039.
The 1767 census records that Kaspar Wilhelm Duxberg came from the German village of Schwelm in the Brandenburg region.
- 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): Ka039.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 1 (Göttingen: Göttinger Arbeitskreis, 1999): 207.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #4474.