7 ^ a THE CHEMISTRY OF ESSENTIAL OILS AND ARTIFICIAL PERFUMES VOL. I. THE CHEMISTRY OF ESSENTIAL OILS AND ARTIFICIAL PERFUMES BY ERNEST PARRY, B.Sc. (Lond.), F.I.C, F.C.S. J. OF gray's inn, barrister-at-law AUTHOR OF "food AND DRUGS," "THE CHEMISTRY OF PIGMENTS," ETC. THIRD EDITION, REVISED AND ENLARGED VOLUME I. MONOGRAPHS ON ESSENTIAL OILS WITH FIFTY-TWO ILLUSTRATIONS LONDON U'^ SCOTT, GREENWOOD AND SON GREENWOOD) (E. 8 BROADWAY, LUDGATE, E.G. 4 1918 [All righis reserved^ % FirstEdition(Demy8vo) 1899 Second Edition, RevisedandEnlarged(Demy 8vo) 1908 Third Edition, Revised and Enlarged to Two Volumes (Royal 8vo), of -which this is VolumeI " . May, 1918 /. / r \ Tf