Author
North Central Forest Experiment Station (Saint Paul, Minn.)
52
Minnesota Iron Range Resources and Rehabilitation Commission
20
United States Forest Service
18
Lake States Forest Experiment Station (Saint Paul, Minn.)
15
United States Department of Agriculture
13
Minnesota Division of Forestry
11
Minnesota Office of Iron Range Resources and Rehabilitation
7
Minnesota State Forestry Board
7
Barrett, J. O (Joseph Osgood), 1823-1898
6
Geological and Natural History Survey of Minnesota
6
Green, Samuel B (Samuel Bowdlear), 1859-1910
6
University of Minnesota School of Forestry
5
Larson, Agnes M (Agnes Mathilda), 1892-1967
4
Leatherberry, Earl C
4
Sandberg, Lynn
4
Smith, W. Brad
4
United States General Land Office
4
Aldrich, Robert Clement, 1922-
3
Anderson, Parker O (Parker Oscar), 1892-
3
Blyth, James E
3
Cheyney, Edward G (Edward Gheen), 1878-1950
3
Forest Industries Information Committee (Minn.)
3
Hackett, Ronald L
3
Hahn, Jerold T
3
Heller, Robert Chester, 1918-
3
Johnston, William F
3
Mech, L. David
3
Minnesota Department of Iron Range Resources and Rehabilitation
3
Minnesota Dept. of Conservation
3
Minnesota Dept. of Forestry and Fire Prevention
3
Minnesota Forest Service
3
Society of American Foresters Upper Mississippi Valley Section
3
United States Forest Service. Eastern Region
3
United States Forest Service. North Central Region
3
United States Forest Service. North Central Research Station
3
Bankhead, William Brockman, 1874-1940
2
Brown, Carl C
2
Brown, Elton T
2
Chen, Chung M
2
Cunningham, R. N (Russell Nelson), 1894-
2
Cunningham, R. N (Russell Nelson), 1894-1987
2
Dahlman, Richard A
2
Doverspike, G. E
2
Doverspike, George E
2
Forest Industries of Minnesota
2
Frenzel, Louis Daniel
2
Gregersen, H. M
2
Griffith, Cary J.
2
Hodges, Leonard B (Leonard Bacon), 1823-1883
2
Horn, A. G
2
more ...