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.1167

George M. Williamson, of the firm of Williamson, Libbey & Co., sash, door
and blind manufacturers; was born in Melrose-on-the-Tweed, Scotland, Feb.
18, 1830; came to Schnectady, N.Y., with his parents, in 1833. In 1854, he
went to California, where he remained for two years. In September, 1856,
he came to Oshkosh, Wis.; engaged in carpenter and joiner business here
until 1864, when he entered the employ of Morgan Bros., and was connected
with their planing-mill until 1866, when he became a partner in the firm of
Griffith & Co., who purchased the planing-mill of Morgan Bros. In 1870,
the firm of G.M. Williamson & Co. was formed, and continued until the
establishment of the present firm of Williamson, Libbey & Co., which is
composed of G.M. Williamson, J.J. Cameron, J.R. Jones and D.L. Libbey.