Taking stem analysis of a jack pine and pruning operations
- R-A9761 (1)-(3)
- Pièce
- 1908, 1920
(1)-(2): Unidentified men taking stem analysis of jack pine in Pines Forest Reserve, 1908.
(3): View of Scotch Pine, Tamarac and Spruce trees, planted in 1906 and pruned in 1919. Indian Head planting. 1920.