Creator
- Forest Products Laboratory (U.S.)2
- Fisher, Richard Thorton, 1876 19341
- Hopkins, A. D. (Andrew Delmar), 1857 19481
- Kurth, E. F. (Ervin Frank)1
- Luxford, R. F. (Ronald Floyd), 1889 1
- Markwardt, L. J. (Lorraine Joseph), 1889 1
- Sherrard, Earl Charles1
- United States. Bureau Of Forestry1
- Volkert, Robert M.1
- von Schrenk, Hermann, 1873 19531