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USFS Logo Research Data Archive
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Displaying items 1 - 10 of 10
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Top log in tractor yarded cutting unit left in the woods. Branches and tops obscured this log from yarding crew. In Sullivan Island cutting unit.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Sullivan Island
Description: Top log in tractor yarded cutting unit left in the woods. Branches and tops obscured this log from yarding crew. In Sullivan Island cutting unit.
Date: 7/11/1962

Cutting unit after A-frame yarding had been completed. Many merchantable trees passed over by the fallers were pulled down during the yarding operation (Hoonah cutting unit).
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Chichagof Island; Hoonah
Description: Cutting unit after A-frame yarding had been completed. Many merchantable trees passed over by the fallers were pulled down during the yarding operation (Hoonah cutting unit).
Date: 7/10/1962

Rear boundary of A-frame yarded cutting unit. Many 14- and 16-inch trees were passed over by fallers and left standing. (Near Hoonah).
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Chichagof Island; Hoonah
Description: Rear boundary of A-frame yarded cutting unit. Many 14- and 16-inch trees were passed over by fallers and left standing. (Near Hoonah).
Date: 7/10/1962

Land clearing on the Kenai Peninsula.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
clearing sites for uses other than forestry
Location: Alaska; Kenai
Description: Land clearing on the Kenai Peninsula.
Date: 6/19/1962

White spruce snags being salvaged from Kenai Lake burn on Chugach National Forest.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
crown wood
Location: Alaska; Kenai Lake
Description: White spruce snags being salvaged from Kenai Lake burn on Chugach National Forest.
Date: 6/19/1962

High stumps are responsible for loss of volume harvested and complicate the yarding job.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska
Description: High stumps are responsible for loss of volume harvested and complicate the yarding job.
Date: 6/16/1962

This 15-inch Hemlock was passed over by felling crew in tractor yarded cutting unit near Sullivan Island.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Sullivan Island
Description: This 15-inch Hemlock was passed over by felling crew in tractor yarded cutting unit near Sullivan Island.
Date: 6/11/1962

Log not yarded because it was buried under a cull spruce tree.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska
Description: Log not yarded because it was buried under a cull spruce tree.
Date: 4/1962

Merchantable log passed over during yarding in a cutting unit.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska
Description: Merchantable log passed over during yarding in a cutting unit.
Date: 4/1962

Merchantable top log passed over in yarding a cutting unit.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska
Description: Merchantable top log passed over in yarding a cutting unit.
Date: 4/1962