by a second distillation, is clear and of a very second and subsequent years, yields the medium grades of ternal diameter of tunnel, B. The shield is made water- pleasant terebinthinate odor. The odd of tar comes over in rosin; while the “scrapings,” the inspissated gum from the tight in front by… … have been very intelligently worked out and identified by Mr. William A. Martin, the chemist of the works we have visited. Some remain to be investigated. Terebinthine tree facings, yields an inferior rosin, from very dark to iron sections, and has a large central opening in which is products have…
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