Author
Bartholomew, John G. 1860-1920
1
Crome, August F.
1
Dawson, George Mercer 1849-1901
1
Dingle, Edwin J.
1
Gardner, J. T.
1
Geological Survey of Canada
1
Geyser, Christian Gottlieb 1742-1803
1
Hayden, Ferdinand V. 1829-1887
1
Holmes, William Henry 1846-1933
1
McEvoy, James
1
Oeser,
1
Pingeling, Thomas Albrecht 1727-1803
1
United States Geological and Geographical Survey of the Territories
1
Wilson, A.D. 1844-1920
1