Photograph of Thinned Jack Pine; Scope and content: Original caption: Thinned jack pine. Medium site 38 yrs., old original 1300 per acre. Present 800 per acre. As plot Portage River CCC camp. East Hub 5-6, N. 20 West.

- Image ID: TYE9WF
Photograph of Thinned Jack Pine; Scope and content: Original caption: Thinned jack pine. Medium site 38 yrs., old original 1300 per acre. Present 800 per acre. As plot Portage River CCC camp. East Hub 5-6, N. 20 West.
Tango Images / Alamy Stock Photo
Image ID: TYE9WF