_The Seven Follies of Science._ =John Phin.= A New and Enlarged Edition. Demy 8vo. 15/- net.

A popular account of the most famous scientific impossibilities, and the attempts which have been made to solve them. To which is added a small budget of interesting paradoxes, illusions and marvels.

A catalogue of technical and scientific books published by Constable & Company Ltd — Part 56

_The Claims of Labour and of Capital._ =W. R. Cooper.= Crown 8vo. 2/6 net.

A catalogue of technical and scientific books published by Constable & Company Ltd — Part 56

_Terms of Industrial Peace._ =Alex. Ramsay.= Crown 8vo. 3/6 net.

A catalogue of technical and scientific books published by Constable & Company Ltd — Part 56

A vigorous and well-informed survey of the relations existing between Capital and Labour. The author emphasises the necessity of industrial peace in view of the need for greater productive power in this country, and outlines a scheme for the avoidance and settlement of disputes.

_British Railways._ A Financial and Commercial Study. =W. R. Lawson=, Chairman of the Railway Shareholders’ Association. 320 + xxxii pages. Extra Crown 8vo. 6/- net.

_The Sea Fisheries._ =J. T. Jenkins, D.Sc., Ph.D.= Royal 8vo. 24/- net. Very fully Illustrated.

CONTENTS.—Statistical Methods. The Collection of Statistics. Methods of Fishing. The Trawling Grounds. Consideration of Individual Fish. The Rise of the Herring Fisheries. The Development of Steam Trawling. Legislation and the Sea Fisheries. The Inshore Fisheries. Public Fisheries for Shellfish. The Education of Fishermen. Science and the Sea Fisheries. State Aid and Fishery Research. Foreign and Colonial Fisheries and their Administration.

_A Text-Book of Oceanography._ =J. Travis Jenkins=, Author of “The Sea Fisheries.” Demy 8vo. 256 pp. Illustrated. 15/- net.

CONTENTS.—Introduction. Extent of the Ocean. Classification of the Oceans and Seas. Sea Level. Hydrographical Curve of the Earth’s Surface. General Features of the Ocean Bottom. Ocean Deeps. Oceanic Deposits and Bottom Fauna. The Temperature of the Sea. The Properties of Sea-Water. Sea-Ice. Icebergs. Atmospheric Gases in Sea-Water. Sea-Water as a Food Solution for Plants. Salinity. Waves. The Tides. Ocean Currents. Appendices.

_The Curves of Life._ Being an Account of Spiral Formations and their Application to Growth in Nature, to Science, and to Art. =Sir Theodore Andrea Cook, M.A., F.S.A.= 415 Illustrations and 11 Plates. Royal 8vo. 470 + xxxii pages. 12/6 net.