40 MACMILLAN'S EDUCATIONAL CATALOGUE. Daniell. — a TEXT-BOOK OF THE PRINCIPLES OF PHYSICS. By Alfred Daniell, M.A., LL.B., D.Sc, F.R. S.E. , late Lecturer on Physics in the School of Medicine, Edinburgh. With Illustrations. Second Edition. Revised and Enlarged. Medium 8vo. 2is. Day.— ELECTRIC LIGHT ARITHMETIC. By R. E. Day, M.A., Evening Lecturer in Experimental Physics at King's College, Loudon. Pott 8vo. 2s. Everett. — units and physical constants. By L D. Everett, M.A., D.C.L., F.K.S., F.R.S.E., Professor o Natural I'hiloiophy, Queen's College, Belfast. Second Edition. Extra fcap. 8vo. ^s. Gray — the theory and practice of absolute MEASUREMENTS IN ELECTRICITY AND MAGNET- ISM. By Andrew Gray, M.A., F. R.S.E., Professor of Physics in the University College of North Wales. Two Vols. Cro.vn 8vo. Vol.1. 12S. 6ci [Vol.11. In the press Greaves.— ELEMENTARY STATICS, A TREATISE ON. By John Greaves, M.A., P'ellow and Mathematical Lecturer of Christ's College, Cambridge. Second Edition, revised. Crown 8vo. 6^. 6(/. STATICS FOR BEGINNERS. By the same. Crown 8vo. is. 6d. Grove.— A dictionary of music and MUSICIANS. (a.d. 1450 — 1SS9). By Eminent Writers, English and Foreign. Edited by Sir George Grove, D.C.L., Director of the Royal College of Music, &c. In four volumes. Demy 8vo. Vols. I., II., III., and IV. Price 215. each. Vol. I. A to IMPROxMPTU. Vol. II. IMPROPERIA to PLAIN SONG. Vol. III. PLANCHE to SUMER IS ICUMFN IN. Vol. IV. SUMER IS ICUxMEN IN to ZURSCHONSPEIL anl APPENDIX. Demy 8vo. cloth, with Illustrations in Music Type and Woodcut. Also published in Parts. Parts I. to XIV., Parts XIX— XXII. , price y. 6J. each. Parts XV., XVI., price Ts. Parts XVII. , XVIII., price Ts. Parts XXHL— XXV. (Appendix), 9^.
- ^* The Appendix just published completes the Dictionary. A
general Index will be published as a separate volume. '"Dr. Grove's iJictionary will be a boon to every intelligent lover of music." — Saturday Review. Huxley.— INTRODUCTORY PRIMER OF SCIENCE. By T. H. Huxley, F.K.S., &3. iSmo. s. IbbetSOn.— THE mathematical THEORY OF PER- FECTLY ELASTIC SOLIDS, with a Short Account of Viscous Fluids. An Elementary Treatise. By William John Ibbetson, B.A., F.R.A.S., Senior SchoKar of Clare College, Cambridge. 8vo. 2IJ.
