1815, Switzerland, St. Gallen (Canton). Billon Silver 1 Batzen Coin. Mint Year: 1815 Denomination: 1 Batzen Reference: KM-110. Mint Place: St. Gallen (Saint Gall, Switzerland) Material: Billon (low grade silver alloy) Diameter: 24mm Weight: 2.37gm One of the earliest mayors of St. Gallen may be among the most colorful, Ulrich Varnbüler. Hans, the father of Ulrich, was prominent i ...