Christoph Koch, a farmer, his wife Katharina, and childen (Jakob, age 12; Michael, age 9; Hermann, age 7; Margaretha, age 2½) arrived from Lübeck at the port of Oranienbaum on 12 September 1766 aboard the English frigate Love & Unity under the command of skipper Thomas Fairfax.
Christoph Koch, his wife Katharina Elisabeth, and sons (Jacob, age 12; Michael, age 9; Hermann, age 7, died en route) are recorded on the list of colonists being transported from St. Petersburg to Saratov in 1767.
Christoph Koch, a dyer (Färber), his wife Katharina, and sons (Jakob, age 14; Michael, age 10) are recorded on the 1767 census of Katharinenstadt in Household No. 166 along with a note that they relocated to the colony of Hockerberg in 1768. They had settled in Katharinenstadt on 23 July 1767.
In 1769, widow Katharina Koch and her sons moved from Hockerberg to Orlovskaya.
Jakob Koch and his family are recorded on the 1798 census of Orlovskaya in Household No. Or47.
The 1767 census records that Christoph Koch came from the German village of Hirschfeld in the Hessen region.
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Or47, Mv0860.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 2 (Göttingen: Göttinger Arbeitskreis, 2001): 311.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #5372.
- Rauschenbach, Georg. Deutsche Kolonisten auf dem Weg von St. Petersburg nach Saratow: Transportlisten von 1766-1767 (Moscow: G.V. Rauschenbach, 2017): #6849-6853.