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Britton, N. L. (Nathaniel Lord), 1859-1934
3
Brown, Addison, 1830-1930
3
Britton, Nathaniel Lord, 1859-1934
2
Brown, Addison, 1830-1913, joint author
2
Fellman, Nils Isak
2
Lawson, George, 1827-1895
2
Payne, F. F.
2
Air University (U.S.). Arctic, Desert, and Tropic Information Center
1
Bell, Robert, 1841-1917
1
Commission géologique et d'histoire naturelle du Canada
1
Cremer, Leo, Bergreferendar
1
Dynamac Corporation
1
Eastern Energy and Land Use Team
1
Fowler, James, 1829-1923
1
Hooker, Joseph Dalton, 1817-1911
1
Macoun, James M. (James Melville), 1862-1920
1
Matthew, G. F. (George Frederick), 1837-1923
1
Peterson, M. A.
1
Philippi, Rodolfo Amando, 1808-1904
1
Royal Society of Canada
1
United States. Environmental Protection Agency. Office of Research and Development
1
Waghorne, Arthur C. (Arthur Charles), 1851-1900
1
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