History of northern Wisconsin: containing an account of its settlement, growth, development, and resources, an extensive sketch of its counties, cities, towns and villages, their improvements, industries, manufactories, biographical sketches, portraits of prominent men and early settlers, views of county seats, etc. Chicago: Western Historical Co., 1881. p.1166

George Whittaker, of the firm of C. Heim & Co., marble dealers. Mr.
Whittaker was born in Scotland Sept. 8, 1843, and emigrated to America in
1848, with his parents, and settled in Paterson, N.J., where they lived one
year. Then moved to Milwaukee, Wis., and lived there until 1862, and
learned a portion of his trade. He enlisted in Co. F, 24th W.V.I.; served
during the war, and was engaged in the battles of Perryville, Stone River,
Chickamauga, Mission Ridge, Resaca, Peach Tree Creek, Atlanta, Jonesboro,
Franklin, Nashville, Dallas, Kenesaw Mountain and all the principal battles
in that vicinity. Was mustered out at Nashville, Tenn., in June, 1865. He
returned to Milwaukee and engaged in marble cutting one year. Went to
Chicago, Ill., and followed his trade until 1870. Went to New York City,
worked three months at same. Then to Boston, Mass., worked at his trade
five years, and returned to Milwaukee and worked at his trade three years.
Then kept a summer resort until Oct. 13, 1880, when he moved to Oshkosh,
Wis., and engaged in the marble business. He was married, in Chicago,
Ill., May, 1875, to Miss Eliza Daily who was born in Milwaukee, Wis. They
have three children- Dorrit, Nellie and Charles.