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.
Caspar Duxberg and his wife Anna are recorded on the list of colonists being transported from St. Petersburg to Saratov in 1767 along with a note that Anna died en route.
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 Johann Kornelius Duxberg in Katharinenstadt in Household No. Ka039.
The death of Kornelius Duxberger [sic] in 1819 is recorded on the 1834 census of Katharinenstadt in Household No. 57.
The 1767 census records that Kaspar Wilhelm Duxberg came from the German village of Schwelm in the Brandenburg region.
- 1834 Katharinenstadt Census (Household No. 57).
- 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.
- Rauschenbach, Georg. Deutsche Kolonisten auf dem Weg von St. Petersburg nach Saratow: Transportlisten von 1766-1767 (Moscow: G.V. Rauschenbach, 2017): #4326-4327.