1849 The Chevalley family immigrated to New York from Switzerland (see 1880 census record of son Louis).
1850 Frederick (age 34) and Susan (age 30) Shavalla lived in Wilna, Jefferson County, New York, with Lewis Shavalla (age 12), Julia Shavalla (age 10), and August Shavalla (age 8). All were born in Switzerland. Frederick was a laborer. [1]
[1] United States Federal Census, 1850, [AncestryImage], [AncestryRecord].