=A PRIMER OF PRACTICAL HORTICULTURE.= Ten Lectures delivered for the Surrey County Council, by J. WRIGHT, F.R.H.S. (Horticultural Instructor), Assistant Editor of the “Journal of Horticulture,” Editor of “Garden Work.” With 37 Illustrations. Pott 8vo, 1_s._ _SPECTATOR._--“A most useful little book, giving hints on various profitable kinds of cultivation. The contents were originally given as lectures, and it is an excellent idea to have them re-published.” =THE FOOD OF PLANTS.= By A. P. LAURIE, M.A., Fellow of King’s College, Cambridge. Adviser in Technical Education to the Bedfordshire County Council. Pott 8vo, 1_s._ _NATURE._--“This little book is intended to be an introduction to agriculture. The experiments are carefully chosen and described and can be performed with inexpensive materials, and the book, especially if used as the author suggests, in conjunction with a Chemistry Primer, can well be recommended as an interesting guide to the study of agriculture.” =A MANUAL OF DAIRY WORK.= By Professor JAMES MUIR, of the Yorkshire College, Leeds. Pott 8vo, 1_s._ _SCHOOL BOARD CHRONICLE._--“A very useful and authoritative handbook.... A happy combination of scientific and of practical facts, explanations, and advice.” =THE GRAMMAR OF WOODWORK.= A Graduated System of Manual Training for Elementary, Secondary, and Technical Schools, designed for the Pupils of the Whitechapel Craft-School by Walter E. Degerdon, Head Instructor in Woodwork at the Whitechapel Craft-School, formerly Woodwork Instructor in the Cambridge University Engineering Workshops. With a Preface by H. LLEWELLYN SMITH. 4to, Paper Covers, 2_s._ _SCHOOLMASTER._--“The order of work is clearly mapped out, and the book will be found to be most useful for reference at the bench. We warmly recommend it to the notice of all manual instructors.” MACMILLAN’S SCIENCE PRIMERS. Pott 8vo. Cloth, 1_s._ each. Under the joint Editorship of Prof. HUXLEY, Sir H. E. ROSCOE, and Prof. BALFOUR STEWART. INTRODUCTORY. By Professor HUXLEY, F.R.S. ASTRONOMY. By J. N. LOCKYER, F.R.S. Illustrated. New Edition. PHYSICS. By BALFOUR STEWART, F.R.S. With numerous Illustrations and Questions. New Edition. CHEMISTRY. By Sir H. E. ROSCOE, F.R.S. With numerous Illustrations and Questions. New Edition. GEOLOGY. By Sir A. GEIKIE, F.R.S. With numerous Illustrations. New Edition. PHYSICAL GEOGRAPHY. By Sir A. GEIKIE, F.R.S. With numerous Illustrations and Questions. New Edition. BOTANY. By Sir J. D. HOOKER, F.R.S. New Edition, revised and corrected. PHYSIOLOGY. By MICHAEL FOSTER, M.D., F.R.S. With numerous Illustrations. New Edition. LOGIC. By W. STANLEY JEVONS, F.R.S. New Edition. POLITICAL ECONOMY. By W. STANLEY JEVONS, F.R.S. _Uniform with the Above._