Columbia subject headings:
Harvard subject headings:
Forest reserves--Economic aspects--United States--Periodicals.
Logging--Economic aspects--United States--Periodicals.
Timber--Economic aspects--United States--Periodicals.
United States. Forest Service--Periodicals.
Princeton subject headings:
Forest reserves--Economic aspects--United States--Periodicals.
Logging--Economic aspects--United States--Periodicals.
Periodicals.
Timber--Economic aspects--United States--Periodicals.
United States. Forest Service--Periodicals.