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Creator
- Caldwell, Otis W. (Otis William), 1869-1947 1
- Canada. Commission of Conservation 1
- Canada. Department of Mines 2
- Canada. Department of the Interior 2
- Currie, Arthur W. 2
- Eikenberry, W.L. (William Lewis), 1871- 1
- Geological Survey of Canada 2
- Grant, W. L. (William Lawson), 1872-1935 1
- Hawkes, Ernest William, 1883- 1
- Hopkins, J. Castell (John Castell), 1864-1923 1
- Langton, H. H. (Hugh Hornby), 1862-1953 2
- MacMechan, Archibald, 1862-1933 1