| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU22 Compartment Management Study commercial clearcut equipment logging road |
| Organisms: | eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Eastern white pine from commercial clearcut stacked along the road in MU22, December 1988 |
| Date: | Dec-88 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system regeneration |
| Organisms: |
spruce balsam fir eastern white pine red maple |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system equipment regeneration personnel |
| Organisms: |
spruce balsam fir eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, person with snow machine, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system equipment regeneration |
| Organisms: |
spruce balsam fir eastern white pine red maple |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, snow machine, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system personnel regeneration |
| Organisms: |
spruce balsam fir eastern white pine red maple |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | A person standing with regeneration three years after final overstory removal in uniform shelterwood, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system personnel regeneration equipment |
| Organisms: |
spruce balsam fir eastern white pine red maple |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, person with snow machine, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU23 Compartment Management Study shelterwood system regeneration |
| Organisms: |
spruce balsam fir eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Regeneration three years after final overstory removal in uniform shelterwood, in MU23 in 1975 |
| Date: | 1975 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU13 Compartment Management Study diameter-limit cut regeneration |
| Organisms: |
balsam fir eastern hemlock eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Opening made 12 years ago, with balsam fir, eastern hemlock, and white pine seedlings up to 1 foot tall, in MU13 on July 5 1956 |
| Date: | 7/5/1956 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU24 Compartment Management Study diameter-limit cut marking |
| Organisms: | eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | A 26-inch dbh eastern white pine marked for cutting, the largest pine to date on the Penobscot Experimental Forest, in MU24 on May 24 1955 |
| Date: | 5/24/1955 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU6 Compartment Management Study selection system marking photo point |
| Organisms: | eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | After cutting, the large eastern white pine marked for cutting was missed by the logging crew, photo point #2 in MU6 on May 2 1955 |
| Date: | 5/2/1955 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU21 Compartment Management Study shelterwood system personnel plot |
| Organisms: | eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Walter Kaulfuss measuring diameter of 16-inch dbh eastern white pine (opening in left background is in MU7A), permanent sample plot 2/1 in MU21 on July 28 1954 |
| Date: | 7/28/1954 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU12 Compartment Management Study selection system regeneration photo point |
| Organisms: |
spruce balsam fir eastern white pine eastern hemlock |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Pre-cut, spruce 6-8 inches dbh, balsam fir 4-12 inches dbh, eastern white pine 12 inches dbh by axe, seedlings of pine, eastern hemlock, spruce, and fir, photo point #1 (looking east) in MU12 on July 16 1954 |
| Date: | 7/16/1954 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU9 Compartment Management Study selection system regeneration photo point |
| Organisms: |
balsam fir white spruce eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Seedlings of balsam fir, eastern white pine, and white spruce in an opening made about 12 years ago, photo point #4 in MU9 on May 18 1954 |
| Date: | 5/18/1954 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU6 Compartment Management Study selection system marking photo point |
| Organisms: |
balsam fir white spruce eastern white pine |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Before cutting, larger balsam fir marked for cutting, eastern white pine and white spruce left, photo point #4 in MU6 on June 1953 |
| Date: | Jun-53 |
| Collection: | Penobscot Experimental Forest Historical Photo Archive |
| Keywords: |
MU5 Compartment Management Study selection system road |
| Organisms: |
black spruce eastern white pine balsam fir |
| Location: | Penobscot Experimental Forest; Maine |
| Description: | Pre-cut black spruce, eastern white pine, and balsam fir in wet flat to swamp, looking south 20 degrees west from knoll in woods road in MU5 on August 14 1952 |
| Date: | 8/14/1952 |















