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USFS Logo Research Data Archive
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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

Pre cut, inventory crew measuring trees on permanent sample plot 2/1, Walter Kaulfuss measuring dbh, Ted Grisez tallying, Stanley Melching measuring sapling with tree fork, in MU21 on July 28 1954
more info/bigger image
Collection: Penobscot Experimental Forest Historical Photo Archive
Keywords: MU21
Compartment Management Study
shelterwood system
personnel
plot
Location: Penobscot Experimental Forest; Maine
Description: Pre cut, inventory crew measuring trees on permanent sample plot 2/1, Walter Kaulfuss measuring dbh, Ted Grisez tallying, Stanley Melching measuring sapling with tree fork, in MU21 on July 28 1954
Date: 7/28/1954

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
more info/bigger image
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