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Scientific American, Vol. 56, No. 22 (May 1887) (1887)

leaf 5

An illustration from Scientific American, Vol. 56, No. 22 (May 1887), 1887, leaf 5
nd, over a large area of Of the latter, the Hymencea seem to be the trees land which has been exhausted by forests in past ages, 0-967. from which the resins most nearly akin to the true There are three ways in which the test is applied : and is now barren. The turpentine that has exuded hard, or… … NEWAEK BAT DBAW BBIDGE-SIDE ELEVATION AND CB0SS SECTION OF NEW DBAW BBIDGE. commerce a» kowrie gum) are the best known and to 3 feet. The export of this fossil resin has been possible from all fragments, and allowed to float. The most esteemed. steadily increasing the last thirty years. In 1855…

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