Now in course of publication, in small 8vo. each volume containing
about Three Hundred pages,

A SERIES OF

ELEMENTARY WORKS ON MECHANICAL AND PHYSICAL SCIENCE,

FORMING A SERIES OF

TEXT-BOOKS OF SCIENCE

ADAPTED FOR THE USE OF ARTISANS AND OF STUDENTS IN

PUBLIC AND SCIENCE SCHOOLS.

TEXT-BOOKS PREPARING FOR PUBLICATION. ELECTRO-METALLURGY.

By G. GORE, F.R.S. With numerous Woodcut Illustrations.

ELEMENTS OF MACHINE DESIGN.

With Rules and Tables for Designing and Drawing the Details of Machinery. Adapted to the use of
Mechanical Draughtsmen and Teachers of Machine Drawing. By W. CAWTHORNE UNWIN, B.Sc.
Assoc. Inst. C.E. Professor of Hydraulic and Mechanical Engineering at Cooper's Hill College.

PHOTOGRAPHY.

By Captain ABNEY, Royal Engineers, F.R.A.S. F.C.S. Instructor in Chemistry and Photography at the School of Military Engineering, Chatham.

ASTRONOMY.

By ROBERT S. BALL, LL.D. F.R.S. Andrews Professor of Astronomy in the University of Dublin, and Royal Astronomer of Ireland.

PHYSICAL GEOGRAPHY.

By the Rev. GEORGE BUTLER, M.A. Principal of Liverpool College; Editor of The Public Schools
Atlas of Modern Geography.'

AGRICULTURAL CHEMISTRY.

By ROBERT WARINGTON, F.C.S.

PHYSICAL OPTICS.

By G. G. STOKES, M.A. D.C.L. Fellow of Pembroke College, Cambridge; Lucasian Professor of Mathematics in the University of Cambridge; and Secretary to the Royal Society.

THEORY OF SOUND.

By W. G. ADAMS, M.A. Professor of Natural Philosophy and Astronomy, King's College, London. ECONOMICAL APPLICATIONS OF HEAT.

Including Combustion, Evaporation, Furnaces, Flues, and Boilers. By C. P. B. SHELLEY, Civil
Engineer, and Professor of Manufacturing Art and Machinery at King's College, London. With
a Chapter on the Probable Future Development of the Science of Heat by C. WILLIAM SIEMENS,
F.R.S.

MINERALOGY.

By H. BAUERMAN, F.G.S. Associate of the Royal School of Mines,

TEXT-BOOKS NOW PUBLISHED.

THE ELEMENTS OF MECHANISM.

Designed for Students of Applied Mechanics. By T. M. GOODEVE, M.A. Barrister-at-Law, Lecturer on Mechanics at the Royal School of Mines. New Edition, revised; with 257 Figures on Wood. Price 38. 6d.

METALS, THEIR PROPERTIES AND TREATMENT.

By CHARLES LOUDON BLOXAM, Professor of Chemistry in King's College, London; Professor of
Chemistry in the Department of Artillery Studies, and in the Royal Military Academy, Woolwich.
With 105 Figures on Wood. Price 3s. 6d.

INTRODUCTION TO THE STUDY OF INORGANIC CHEMISTRY.

By WILLIAM ALLEN MILLER, M.D. LL.D. F.R.S. late Professor of Chemistry in King's College London; Author of Elements of Chemistry, Theoretical and Practical.' New Edition, revised; with 71 Figures on Wood. Price 3s. 6d.

ALGEBRA AND TRIGONOMETRY.

By the Rev. WILLIAM NATHANIEL GRIFFIN, B.D. sometime Fellow of St. John's College, Cambridge. Price 3s. 6d.

NOTES ON THE ELEMENTS OF ALGEBRA AND TRIGONOMETRY With SOLUTIONS of the more difficult QUESTIONS. By the Rev. WILLIAM NATHANIEL GRIFFIN, B.D. sometime Fellow of St. John's College, Cambridge. Price 38. 6d.

PLANE AND SOLID GEOMETRY.

By the Rev. H. W. WATSON, formerly Fellow of Trinity College, Cambridge, and late Assistant-
Master of Harrow School. Price 38. 6d.

THEORY OF HEAT.

By J. CLERK MAXWELL, M.A. LL.D. Edin. F.R.SS. L. & E. Professor of Experimental Physics in the University of Cambridge. New Edition, revised with 41 Woodcuts and Diagrams. Price 3s. 6d.

TECHNICAL ARITHMETIC AND MENSURATION.

By CHARLES W. MERRIFIELD, F.R.S. an Examiner in the Department of Public Education, and late Principal of the Royal School of Naval Architecture and Marine Engineering, South Kensington. Price 38. 6d.

KEY TO MERRIFIELD'S TEXT-BOOK OF TECHNICAL ARITHMETIC AND MENSURATION.

By the Rev. JOHN HUNTER, M. A. one of the National Society's Examiners of Middle-Class Schools, formerly Vice-Principal of the National Society's Training College, Battersea. Price 3s. 6d.

ON THE STRENGTH OF MATERIALS AND STRUCTURES.

The Strength of Materials as depending on their quality and as ascertained by Testing Apparatus ; the Strength of Structures, as depending on their form and arrangement, and on the materials of which they are composed. By JOHN ANDERSON, C.E. LL.D. F.R.S.E. Superintendent of Machinery to the War Department. Price 3s. 6d.

ELECTRICITY AND MAGNETISM

By FLEEMING JENKIN, F.R.SS. L. & E. Professor of Engineering in the University of Edinburgh.
New Edition, revised. Price 38. 6d.

WORKSHOP APPLIANCES.

including Descriptions of the Gauging and Measuring Instruments, the Hand Cutting Tools, Lathes,
Drilling, Planing, and other Machine Tools used by Engineers. By C. P. B. SHELLEY, Civil
Engineer, Hon. Fellow and Professor of Manufacturing Art and Machinery at King's College,
London. With 209 Figures on Wood. Price 3s. 6d.

PRINCIPLES OF MECHANICS.

By T. M. GOODEVE, M.A. Barrister-at-Law, Lecturer on Applied Mechanics at the Royal School of
Mines. Price 3s. 6d.

INTRODUCTION TO THE STUDY OF ORGANIC CHEMISTRY.

The CHEMISTRY of CARBON and its COMPOUNDS. By HENRY E. ARMSTRONG, Ph.D.
F.C.S. Professor of Chemistry in the London Institution. With 8 Figures on Wood. Price 3s. 6d.

MANUAL OF QUALITATIVE ANALYSIS AND LABORATORY PRACTICE. By T. E. THORPE, Ph.D. F.R.S.E. Professor of Chemistry in the Andersonian University, Glasgow ; and M. M. PATTISON MUIR. Price 3s. 6d.

QUANTITATIVE CHEMICAL ANALYSIS.

By T. E. THORPE, F.R.S.E. Ph.D. Professor of Chemistry in the Andersonian University, Glasgow.
With 88 Figures on Wood. Price 4s. 6d.

TELEGRAPHY.

By W. H. PREECE, C.E. Divisional Engineer, Post-Office Telegraphs; and J. SIVEWRIGHT, M.A.
Superintendent (Engineering Department) Post-Office Telegraphs. With 160 Figures and Diagrams.
Price 38. 6d.

RAILWAY APPLIANCES.

A Description of Details of Railway Construction subsequent to the completion of the Earthworks and Masonry; including a short Notice of Railway Rolling Stock. By J. W. BARRY, Member of the Institution of Civil Engineers. With 207 Figures and Diagrams. Price 3s. 6d.

INTRODUCTION TO THE STUDY OF CHEMICAL PHILOSOPHY; THE PRINCIPLES OF THEORETICAL AND SYSTEMATIC CHEMISTRY. By WILLIAM A. TILDEN, B.Sc. London, F.C.S. Lecturer on Chemistry in Clifton College. With 5 Figures on Wood. Price 3s. 6d.

STRUCTURAL AND PHYSIOLOGICAL BOTANY.

By Dr. OTTO WILHELM THOME, Ordinary Professor of Botany at the School of Science and Art,
Cologne. Translated and Edited by A. W. BENNETT, M.A. B.Sc. F.L.S. Lecturer on Botany at St
Thomas's Hospital. With very numerous Illustrations engraved on Wood. Price 68.

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