You did not give much to work on here but I think I found some of the Kohls you are looking for at Sheboygan County Register of Deeds:
Marriage Vol 5, Page 20, JOH GEORG KOHL, Sheboygan Falls Twp., b. Germany, father: Wilhelm Kohl, mother: Dorothea Ulm, EMMA C.W. BARTELS, father: Deidrich Bartels, mother: Maria Raah, married: Jan 10, 1869, Herman Twp
Death Vol 9, Page 124, EMMA KOHL, d. Apr 30, 1885, Sheboygan Falls Twp., spouse: George Kohl, b. Apr 17, 1853, Sheboygan Falls Twp., father: Diedrich Bartel
Marriage Vol 6, Page 223, George Kohl, (same info as above), DOROTHEA LEIBZEIT, father: Karl Leibzeit, mother: Dorothea Axel, married: Aug 16, 1886, Sheboygan Falls Twp.
Marriage Vol 7, page 462, JESSIE RICHARD JONES, 21, father: John J Jones, mother: Sarah Dale, cheesemaker, Sheboygan Falls, Twp., b. Wyalusing, Grant Co., Wis., ALVINA KOHL, 19, father: George Kohl, mother: Emma Kohl, b. Sheboygan Falls, married: Feb 17, 1897, Protestant Episcopal, Sheboygan Falls
Death Vol 26, Page 399, JOHN KOHL, d. Sept 26, 1924, Sheboygan Falls, b. June 30, 1853, Germany, buried: St Paul's Cemetery, Sheboygan Falls, Twp.
There was no death record of Alvina and Jessie in Sheboygan County.
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