Aromatic plants -- United States
+Sir+: I have the honor to transmit herewith and to recommend for publication as Bulletin No. 235 of the series of this Bureau a manuscript prepared by Mr. Frank Rabak, Chemical Biologist, entitled “Wild Volatile-Oil Plants and Their Economic Importance: I.--Black Sage; II.--W...
+Sir+: I have the honor to transmit herewith and to recommend for publication as Bulletin No. 235 of the series of this Bureau a manuscript prepared by Mr. Frank Rabak, Chemical...
2. Part 2Borneol, although closely allied to camphor, is much less used commercially in the United States, principally because of the difficulties encountered in its collection by the na...
3. Part 3+----------------------+---------------------- Test. | Crystals from oil | Crystals of pure | of wild sage. | borneol. ------------------+----------------------+----------------...
4. Part 4+-------------+-----------+---------------------------------- Fraction.| Temperature.|Distilled. | Remarks. ---------+-------------+-----------+---------------------------------...