Biography Peter Weigel (1892-1937) was serving as vicar in the Volga German colony of Mariental as of 1921, and was a curate there as of 1928. Photo × Curate Peter Weigel. Source: Schnurr, p. 205. Sources - Obholz, Albert. "The Clerics in Mariental on the Volga." Volk auf dem Web (June 2009):46.