by Colorado. General Assembly. Senate

1886

by State Historical and Natural History Society of Colorado

1927

by Colorado. General Assembly. Senate

1895

by Colorado. Legislative Assembly. House of Representatives

1889

by Colorado, Robert Stewart Morrison, Emilio Dominguez De Soto

1911

by Colorado. State Board of Health

1894

by Colorado. State Board of Health

1894

by Colorado

1899

by Colorado. State Board of Land Commissioners

1929

by Colorado. State Highway Commission

1917

by Colorado. Game, Fish, and Parks Dept

1904

by Colorado. State Board of Agriculture

1922