Here is what I have on Frank Skibbe and Anna Schubert:
Franz / Frank J Skibbe
b. (unproven) 18 Apr 1873 in Koling, West Prussia
Departed Hamburg 29 Oct 1896 on the Ship Fürst Bismark of the Hamburg Amerika Linie
Occupation Schmied (Smith)
Listed residence as Danzig on the passenger manifest
Arrived New York 7 Nov 1896
Married Anna A Schubert 26 Sep 1899 in Marathon, Wisconsin
1900 US Census in Little Black, Taylor, Wisconsin, Occupation, Blacksmith
Still living in Little Black in 1910, 1913, 1920, 1930, 1940
Buried 1941 in Holy Rosary Cemetary, Medford, Taylor, Wisconsin
Parents (unproven) Wilhelm Skibbe, b. 21 Sep 1834 in Kohling, West Prussia - d. 1893 and Anna Klunikowski, b 1839, d 1895
Anna A. "Annie" Schubert
Born Aug 1874
In various Census returns, she has 3 different birth locations listed
Austria: 1905 (Wis), 1910 (US), 1930 (US)
Germany: 1900, 1940 (Germany had annexed Austria in 1937)
Bohemia: 1920 (Would have been a province in Austro-Hungarian Empire in 1874 and part of Czechoslovakia in 1920)
Arrival in US: 1876 (1920 US Census), 1880 (1900 US Census) or 1882 (1910 US Census)
Residence Little Black, Taylor, Wisconsin 1900, 1905, 1910, 1920, 1930, 1940
Death 10 Nov 1954 (not proven)
Children of Frank and Anna
Herbert Skibbe born 1901 in Wisconsin
Franklin P Skibbe born 23 Jul 1902 in Little Black, Taylor, Wisconsin
Lucy Anna Skibbe born 4 Jul 1905 in Little Black, Taylor, Wisconsin
More details are available in my public tree, "John Annen New"