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
You are here: Home > Search Results


*To download images in addition to list, filter to 100 images or fewer.
Displaying items 1 - 20 of 41
10 | 20 | 50 per page
Red spruce regeneration under eastern hemlock overstory on December 3 1958
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
regeneration
Location: Penobscot Experimental Forest; Maine
Description: Red spruce regeneration under eastern hemlock overstory on December 3 1958
Date: 12/3/1958

Balsam woolly aphid (adelgid) stem attack classified as heavy, on June 3 1958
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
damage
Organisms: balsam fir
balsam woolly adelgid
Location: Penobscot Experimental Forest; Maine
Description: Balsam woolly aphid (adelgid) stem attack classified as heavy, on June 3 1958
Date: 6/3/1958

Balsam woolly aphid (adelgid) stem attack, on June 3 1958
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
damage
Organisms: balsam fir
balsam woolly adelgid
Location: Penobscot Experimental Forest; Maine
Description: Balsam woolly aphid (adelgid) stem attack, on June 3 1958
Date: 6/3/1958

Balsam woolly aphid (adelgid) stem attack, on June 3 1958
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
damage
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Balsam woolly aphid (adelgid) stem attack, on June 3 1958
Date: 6/3/1958

Dense second-growth balsam fir (image used in silvics paper), in June 1958
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Dense second-growth balsam fir (image used in silvics paper), in June 1958
Date: Jun-58

Harper Drive (Government Road) in February 1958
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
road
Location: Penobscot Experimental Forest; Maine
Description: Harper Drive (Government Road) in February 1958
Date: Feb-58

Balsam fir regeneration in opening east of swamp on Harper Drive in April 1957
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: personnel
regeneration
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Balsam fir regeneration in opening east of swamp on Harper Drive in April 1957
Date: Apr-57

Harold Tuttle bucking paper birch bolts in MU31 in March 1957
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU31
Compartment Management Study
selection system
personnel
logging
Organisms: paper birch
Location: Penobscot Experimental Forest; Maine
Description: Harold Tuttle bucking paper birch bolts in MU31 in March 1957
Date: Mar-57

Heavy marking of balsam fir, 7-12 inches before cutting, in MU13, photo point #4 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU13
Compartment Management Study
diameter-limit cut
marking
personnel
photo point
Organisms: balsam fir
Location: Penobscot Experimental Forest; Maine
Description: Heavy marking of balsam fir, 7-12 inches before cutting, in MU13, photo point #4 on July 5 1956
Date: 7/5/1956

Eastern hemlock marked for cutting, in MU13 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU13
Compartment Management Study
diameter-limit cut
marking
personnel
Organisms: eastern hemlock
Location: Penobscot Experimental Forest; Maine
Description: Eastern hemlock marked for cutting, in MU13 on July 5 1956
Date: 7/5/1956

Eastern hemlock stand before cutting, two 14-inch dbh trees marked, in MU13 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU13
Compartment Management Study
diameter-limit cut
marking
personnel
photo point
Organisms: eastern hemlock
Location: Penobscot Experimental Forest; Maine
Description: Eastern hemlock stand before cutting, two 14-inch dbh trees marked, in MU13 on July 5 1956
Date: 7/5/1956

13-inch dbh eastern hemlock chemically debarked, 9-inch dbh spruce left, photo point #2 (permanent sample plot 2/1) in MU14 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU14
Compartment Management Study
selection system
personnel
plot
photo point
Organisms: eastern hemlock
spruce
Location: Penobscot Experimental Forest; Maine
Description: 13-inch dbh eastern hemlock chemically debarked, 9-inch dbh spruce left, photo point #2 (permanent sample plot 2/1) in MU14 on July 5 1956
Date: 7/5/1956

Spruce regeneration 3-5 feet tall, photo point #6 in MU14 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU14
Compartment Management Study
selection system
regeneration
personnel
photo point
Organisms: spruce
Location: Penobscot Experimental Forest; Maine
Description: Spruce regeneration 3-5 feet tall, photo point #6 in MU14 on July 5 1956
Date: 7/5/1956

14-inch dbh paper birch in MU14 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU14
Compartment Management Study
selection system
personnel
photo point
Organisms: paper birch
Location: Penobscot Experimental Forest; Maine
Description: 14-inch dbh paper birch in MU14 on July 5 1956
Date: 7/5/1956

Northern white-cedar and hardwood marked for removal, in MU14 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU14
Compartment Management Study
selection system
marking
personnel
photo point
Organisms: northern white-cedar
Location: Penobscot Experimental Forest; Maine
Description: Northern white-cedar and hardwood marked for removal, in MU14 on July 5 1956
Date: 7/5/1956

Larger trees chemically debarked, 9-10 inch dbh spruce and eastern hemlock left, photo point #1 (permanent sample plot 3/5) in MU15 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU15
Compartment Management Study
diameter-limit cut
personnel
plot
photo point
Organisms: spruce
eastern hemlock
Location: Penobscot Experimental Forest; Maine
Description: Larger trees chemically debarked, 9-10 inch dbh spruce and eastern hemlock left, photo point #1 (permanent sample plot 3/5) in MU15 on July 5 1956
Date: 7/5/1956

Opening seeding in to balsam fir, eastern hemlock, red maple, and American beech, photo point #4 (between old woods road and MU14 boundary) in MU15 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU15
Compartment Management Study
diameter-limit cut
personnel
regeneration
photo point
Organisms: balsam fir
eastern hemlock
red maple
American beech
Location: Penobscot Experimental Forest; Maine
Description: Opening seeding in to balsam fir, eastern hemlock, red maple, and American beech, photo point #4 (between old woods road and MU14 boundary) in MU15 on July 5 1956
Date: 7/5/1956

Spruce, eastern hemlock, paper birch up to 10 inches dbh, photo point #2 (looking southwest) in MU4 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU4
Compartment Management Study
diameter-limit cut
personnel
photo point
Organisms: spruce
eastern hemlock
paper birch
Location: Penobscot Experimental Forest; Maine
Description: Spruce, eastern hemlock, paper birch up to 10 inches dbh, photo point #2 (looking southwest) in MU4 on July 5 1956
Date: 7/5/1956

Balsam fir saplings in foreground, 10-inch dbh spruce and eastern hemlock in background, photo point #2 (permanent sample plot 2/2, west of gravel road, south of woods road looking north) in MU4 on July 5 1956
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU4
Compartment Management Study
diameter-limit cut
personnel
plot
photo point
Organisms: balsam fir
spruce
eastern hemlock
Location: Penobscot Experimental Forest; Maine
Description: Balsam fir saplings in foreground, 10-inch dbh spruce and eastern hemlock in background, photo point #2 (permanent sample plot 2/2, west of gravel road, south of woods road looking north) in MU4 on July 5 1956
Date: 7/5/1956

Before cutting in mixed stand. Balsam fir 7 inches, American beech 9 inches, red maple 10 inches, in MU23 on March 31 1955
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU23
Compartment Management Study
shelterwood system
personnel
photo point
Organisms: balsam fir
American beech
red maple
Location: Penobscot Experimental Forest; Maine
Description: Before cutting in mixed stand. Balsam fir 7 inches, American beech 9 inches, red maple 10 inches, in MU23 on March 31 1955
Date: 3/31/1955