Illustrated key to the wild and commonly cultivated trees of the northeastern United States and adjacent Canada;
- publisher: New York, H. Holt and company
- creator: Collins, J. Franklin (James Franklin), b. 1863 Preston, Howard W. (Howard Willis), b. 1859
- contributor: Preston, Howard W. (Howard Willis), b. 1859.
- Keyword: Trees North America.
- years: 1912.
- pages: vii p., 1 l.,
- class: QK482
- download: pdf file
