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 - 14 of 14
10 | 20 | 50 per page
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

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

High stumps and merchantable trees passed over hurt volume recovery in this cutting unit near Wrangell.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Wrangell
Description: High stumps and merchantable trees passed over hurt volume recovery in this cutting unit near Wrangell.
Date: 6/16/1961

Looking toward tail block in cutting unit near Wrangell. Note high stumps and log in foreground that jumped the choker.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
Location: Alaska; Wrangell
Description: Looking toward tail block in cutting unit near Wrangell. Note high stumps and log in foreground that jumped the choker.
Date: 6/16/1961

Painted & tagged stump of sample tree next to blazed log from adjacent sample tree. Red painted blazes identified merchantable logs.
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: Painted & tagged stump of sample tree next to blazed log from adjacent sample tree. Red painted blazes identified merchantable logs.
Date: 6/16/1961

Painted & tagged stump of sample tree next to log from adjacent study tree. Blazes of logs were painted to help mill scaler identify them when they were rescaled at the mill.
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: Painted & tagged stump of sample tree next to log from adjacent study tree. Blazes of logs were painted to help mill scaler identify them when they were rescaled at the mill.
Date: 6/16/1961

Sample tree stumps were identified with a numbered aluminum tag & painted. Stumps 12 & 37 were radius plots used for estimating uncut residue.
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: Sample tree stumps were identified with a numbered aluminum tag & painted. Stumps 12 & 37 were radius plots used for estimating uncut residue.
Date: 6/16/1961

Residue pile at Langs mill.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: degree of utilization and waste
clearing the felling site
degree of utilization and waste: general
Location: Alaska; Girdwood
Description: Residue pile at Langs mill.
Date: