Adam Geier was born in approximately 1782, probably in France. He served in Napoleon's army and fought against the Russians. He was captured by the Russians, and in 1812, was settled in the Volga German colony of Luzern.
He is recorded on the 1834 census of Luzern in Households No. 20 & 60.
He is recorded on the 1857 census of Luzern in Household No. 90.
- 1834 Luzern Census (Household No. 90).
- Belousov, S.V. "Prisoners of war of Napoleon's army in the Volga region: the arrangement, content, relationships with the local population." Bulletin of the Samara State University, No. 1 (Samara, Russia: Samara State University, 2006): 48-55.