Johann Heinrich Pea, his sister Katharina, and her husband Martin Schröder arrived from Lübeck at the port of Oranienbaum on 19 July 1766 aboard a ship under the command of Skipper Jacob Bauer.
Martin Schröder, his wife Katharina, and brother-in-law Johann Heinrich Pea are recorded on the 1767 census of Grimm in Household No. 50.
Martin Schröder and his family along with brother-in-law Johann Heinrich Pea are recorded on the 1775 census of Grimm in Household No. 127.
In 1790, Heinrich Pea moved from Grimm to Stahl am Tarlyk.
The 1798 census of Stahl am Tarlyk records Heinrich Pea from Balzer in Household No. St13.
The 1767 census does not record from where Johann Heinrich Pea came.
- 1775 Grimm Census (Household No. 127).
- 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): St13, Mv0779.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 80.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #2651.