New Fourth Edition Revised and Enlarged Suplee's Mechanical Engineer's Reference Book A Hand-book of Tables, Formulas, and Methods for Engineers, Students and Draftsmen By Henry Harrison Suplee, B.Sc., M.E. Member American Society of Mechanical Engineers; Membre de la Société Des Ingénieurs Civils de France; Mitglied des Vereines Deutscher Ingenieure Member of The Franklin Institute. Illustrated. 964 pages. 16mo. Full limp leather, round corners, gilt edges, thumb index. $5.00 net T HIS book is intended to form a standard hand-book for the mechanical engineer and the designer of machinery, supplying in convenient form the general information which is constantly required. In the new fourth edition the few errors in the previous edition have been corrected and an Appendix of forty pages added, containing a variety of useful information. Several features make this the one up-to-date complete accurate work for mechanical engineers,-more space has been devoted to Mathematics than in any other similar reference book in English,-the subject of machine design is very amply treated, the arrangement of the matter is unexcelled, and fully illustrated, which together with the complete thumb index, makes it just the book for quick reference. Send for Bulletin of New Scientific Books J. B. LIPPINCOTT COMPANY Publishers Philadelphia Your courtesy in mentioning the Journal will be appreciated of The Franklin Institute DEVOTED TO SCIENCE AND THE MECHANIC ARTS Edited by R. B. OWENS, E.E., M.A., D.Sc., F.R.S.C. E. H. Sanborn No. 6 Possible Sources of Potash in America. By Frank K. Cameron The Transformation of Color-mixture Equations from One System to Another. On the Boiling-point of Aqueous Solutions of Nitric Acid at Different Pressures. The Production of Light by Animals. By Ulric Dahlgren Measurements for the Household Notes from Nela Research Laboratory: 641 653 673 703 711 729 Visual Pattern-discrimination in the Vertebrates. IV.-Effective Differences in Visual Pattern-discrimination in the Vertebrates. A Demonstration of the Dog's 739 The Franklin Institute: Committee on Science and the Arts, Stated Meeting, November 3, 1915 Section of Physics and Chemistry, Joint Meetings with Philadelphia Section of American A Relation Concerning the Distribution of an Electrolyte between Water and Some FIVE DOLLARS PER YEAR (Foreign Postage Additional). SINGLE NUMBERS, FIFTY CENTS. UNDERWOOD The Latest Proof of TYPEWRITER SUPERIORITY UNDERWOOD "The Machine You Will Eventually Buy" UNDERWOOD BUILDING NEW YORK INDEX TO ADVERTISERS PROFESSIONAL CARDS, PAGES XXVI AND XXVII FRANKLIN INSTITUTE, Officers, FRANKLIN INSTITUTE, JOURNALS FRANKLIN INSTITUTE, School of Hamlin & Morrison, Analytical ... United Gas Improvement Co.. . ..xxiii . viii xxvii X Weston Electrical Instrument Co., Your courtesy in mentioning the Journal will be appreciated vi Troemner, Henry, Scales V ix Second cover page T THE LATEST SCIENTIFIC BOOKS Petroleum Technologist's Pocket-Book By SIR BOVERTON REDWOOD and ARTHUR W. EASTLAKE Frontispiece. 8 maps, 38 figures, 454 pages, oblong 16mo. Limp leather binding. $3.00 net. Here is a pocket-book of ready reference for the office, the factory, or in the field. As in hardly any other profession the oil man needs continually to refer to important data. Here it is in compact form, with a complete index, which makes it possible to find the desired information without loss of time. It is a time-saver for men in every department of the industry. CONTENTS. -General Arrangement. General Information About Petroleum. Geological, Physical and Chemical. Production. Refining, Transport, Storage, and Testing Uses. Weights and Measures. Miscellaneous. Statistics. The Analysis of Dyestuffs And Their Identification in Dyed and Colored Materials, Like Pigments, Foodstuffs, Etc. By ARTHUR G. GREEN, M.Sc., F.R.S., F.I.C. 31 analytical tables, 144 pages. 8vo. Cloth, $3.00 net. This book is for those who are concerned with the manufacture or application of dyestuffs. In America the subject is one of tremendous importance. The great progress in the development of the artificial dyestuff industry has brought with it a necessity for systematic methods of analysis capable of being applied not only to dyestuffs in substance, but also to all manner of dyed and colored materials. There is a need for analytical investigation, and here we see the way. CONTENTS.-Introduction to Dyestuff Chemistry. Classification of Dyestuffs. Analysis of Coloring Matters in Substance. Identification of Dyestuffs on Animal Fibres. Identification of Dyestuffs on Vegetable Fibres. Analysis of Indigo in Substance and upon the Fibre. Analysis of Pigments and Lakes. Determination of the Constitution of Azo Dyestuffs. An Introduction to Town Planning By JULIAN JULIAN, B.E. diagrams and plans. 149 pages. 12mo. Cloth, $1.75 net. A Handbook Dealing with the Principles of the Subject and a Consideration of the Problems Involved, Powers of Local Authorities, etc. With Appendices in Garden Cities and Garden Suburbs, Schedule of Town Planning Act, etc. All who are interested in civic and village improvement work, whether as amateurs or professionals, will find a mine of rare and stimulating information in this handbook wherein are presented the history, the means, and the opportunity for intelligent city planning. CONTENTS.-Ancient Town Planning. Medieval and Modern Town Planning. Authorities and By-laws. Powers of Local Authorities. Practical Considerations in the Preparation of Town Plans. A Town Planning Tour. Garden Cities and Garden Suburbs. English Examples of Town Planning. Programmes and Resolutions of Congresses, Schedule of Town Planning Act. Books and Papers on Town Planning, and other Books Consulted or Quoted From. Index. PUBLISHER'S J. B. LIPPINCOTT COMPANY PHILADELPHIA Your courtesy in mentioning the Journal will be appreciated |