Widower Ludwig Mertz [sic] and his sons (Johannes, age 5; Michael, age 2) along with servant Katharina [surname not recorded] (age 60) arrived from Lübeck at the port of Oranienbaum on 14 September 1766 aboard a ship under the command of Skipper Reders.
Widower Ludwig Mersch and sons (Johannes, age 16; Johann Thomas, age 4) are recorded on the 1767 census of Norka in Household No. 208 along with orphan Elisabeth Keier, daughter of the deceased Johannes Keier. The 1767 census does not record a relationship between the Mersch and Keier families. They had settled in Norka on 2 September 1767.
Widower Philipp Ludwig Mersch and his sons (Johannes, age 15; Thomas, age 13) are recorded on the 1775 census of Norka in Household No. 49.
Ludwig Mersch is recorded on the 1798 census of Messer in Household No. Ms70. His son Thomas Mersch is recorded there in Household No. Ms41.
The Oranienbaum passenger list records that Ludwig Mertz [sic] was a potter while the 1767 census records that Ludwig Mersch was a craftsman (Handwerker). Both documents record that he came from the German district of Isenburg.
- 1775 Norka Census (Household No. 49).
- 1834 Messer Census (Households No. 70 & 105).
- 1857 Messer Census (Households No. 71 & 106).
- 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): Ms41, Ms70.
- Pleve, Igor. Einwanderung in das Wolgagebiet, 1764-1767 Band 3 (Göttingen: Göttinger Arbeitskreis, 2005): 286.
- Pleve, Igor. Lists of Colonists to Russia in 1766: Reports by Ivan Kulberg (Saratov: Saratov State Technical University, 2010): #6452.