Henrietta E. Bromwell, Fiftyniners’ Directory Colorado Argonauts 1858-1859, Denver, 1926.

Georgina Brown, The Shining Mountains, p. 64 and 102.

Ethel Dark, “History of Jefferson County Colorado,” M.A. Thesis, Colorado State College of Education 1939, p. 44.

Gardner Family Collection of photographs.

Jefferson County Property Records.

Charles and Mary Ramstetter, John Gregory Country (Golden: C Lazy Three Press, 1999), p. 42-43.

Rocky Mountain Gold Reporter & Mountain City Herald, 8/6/1859.

Rocky Mountain News, 9/10/1859, 12/1859, 3/28/1860, 6/6/1860.

Jerome C. Smiley, SemiCentennial History of the State of Colorado, p. 64.

Bayard Taylor, Colorado: A Summer Trip, 1866, p. 51-52.

Tri-Weekly Miners Register, 8/29/1862.

Western Mountaineer, 12/1859-6/1860, 4/11/1860, 6/28/1860 and 7/5/1860.

Willits Farm Map of 1890.