Heinrich Wichmann, a merchant, his wife Maria Elisabeth, and children (Johann Friedrich, Christian Dietrich, Elisabeth Margaretha [children's ages not recorded]) arrived from Lübeck at the port of Oranienbaum on 18 July 1766 aboard the Russian packet-boat named Lebed (Swan) under the command of Lieutenant Timofey Yelchin.
Son Johann Friedrich Wichmann is recorded on the 1798 census of Frank in Household No. Fk028.
- 1811 Frank Census (Household No. 28).
- Idt, Andreas and Georg Rauschenbach. Auswanderung deutscher Kolonisten nach Russland im Jahre 1766 (Moscow: Idt & Rauschenbach, 2019): 31.
- Idt, Andreas and Georg Rauschenbach. Deutsche Kolonisten im Jahr 1766 in Oranienbaum und in den Siedlungsorten: Die Kuhlberg-Listen (Moscow: Idt & Rauschenbach, 2024): 356.
- 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): Fk028, Fk081.
- Pleve, Igor. Lists of Colonists to Russia in 1766 (Saratov: State Technical University, 2010): #2691.
Brent Mai