Marketing pulpwood in selected areas of North Central region /

by Manthy, Robert S.
Published 1964

Natural resource commodities--A century of statistics : prices, output, consumption, foreign trade, and employment in the United States, 1870-1973 /

by Manthy, Robert S.
Published 1978

Marketing pulpwood in the North Central region /

by Manthy, Robert Sigmund
Published 1963

The market for fireplace wood in an urban area of Connecticut /

by Nagle, George S., Manthy, Robert S.
Published 1966

Maintaining Michigan's woods labor supply /

by Granskog, James E.
Published 1970