Coppen, J J W
Gum naval stores: turpentine and rosin from pine resin /
J.J.W. Coppen and G.A. Hone. -
- Rome : NRI/FAO, 1995
- ix,62 p. diagrs. -
- Non-wood forest products; 2 .
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Gums and resins industry .
Trupentine industry and trade.
Forest products industry
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TP978 / C66 no.2