Papers of a family that emigrated from Switzerland to a farm near Eau Claire, Wisconsin about 1923. Included is correspondence to Bertha Amacher Ryser from friends and family in Oberried, Switzerland (all in German and mainly 1970s and 1980s) and elsewhere; many letters written by her son Werner H. Ryser during his service with the 120th Engineers Combat Battalion during the Korean War; and personal expense books, diaries, and a farm account book, 1943-1944.