Creator
- United States. Division Of Forestry2
- Abbe, Cleveland, 1838 19161
- Curtis, George E. (George Edward)1
- Fernow, B. E. (Bernhard Eduard), 1851 19231
- Graves, Henry Solon, 1871 19511
- Harrington, Mark Walrod, 1848 19261
- Tratman, E. E. R. (Edward Ernest Russell), 1863 1
- United States. Department Of Agriculture. Forestry Division1