Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

USFS Logo Research Data Archive

*To download images in addition to list, filter to 100 images or fewer.
Displaying items 21 - 23 of 23
10 | 20 | 50 per page
Pre-cut stand, three 7-inch dbh balsam fir marked for removal, in MU3 on August 21 1951
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU3
Compartment Management Study
selection system
marking
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Pre-cut stand, three 7-inch dbh balsam fir marked for removal, in MU3 on August 21 1951
Date: 8/21/1951

Two balsam fir marked for cutting due to "fir bark disease," in MU2 on March 28 1951
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU2
Farm Woodlot Study
selection system
damage
marking
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Two balsam fir marked for cutting due to "fir bark disease," in MU2 on March 28 1951
Date: 3/28/1951

Pre-cut stand with patch of trees blown down in December 1950, balsam fir marked, in MU3, about 1950
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU3
Compartment Management Study
selection system
damage
marking
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Pre-cut stand with patch of trees blown down in December 1950, balsam fir marked, in MU3, about 1950
Date: 1950s