A B C of television; or, Seeing by radio; a complete and comprehensive treatise dealing with the theory, construction and operation of telephotographic and television transmitters and receivers; written especially for home experimenters, radio fans and students.. (1929)

CATALOGUE OF GOOD, PRACTICAL BOOKS THE MODERN GASOLINE AUTOMOBILE—ITS DESIGN, CONSTRUC TION, OPERATION AND MAINTENANCE. By VICTOR W. PAGE, M.E. Just off the press— NEW 1928 EDITION. This is the most complete automobile book ever issued. Covers every recent improvement in relation to the automobile. A complete illustrated description of the new Ford Model A Car is included. This is the most complete, practical and up-to-date treatise on automobiles and their com ponent parts ever published. All phases of automobile construction, operation and maintenance are fully and completely described and in language anyone can understand. Every part of all types of automobiles from light cars to heavy motor trucks and road tractors is described in a thorough manner; not only the automobile but every item of its equipment, accessories, tools needed, supplies and spare parts necessary for its upkeep, are fully discussed. It fully considers the power plant and its auxiliaries, also chassis and body construction in minute detail. All latest develop ments, such as high speed motors, sleeve valve engines, straight eight engines, air cleaners, fuel niters, oil separators and rectifiers and numerous other developments are considered in detail. The latest ignition, carburetor and lubrication practice is outlined. New forms of change speed gears, and final power transmission systems, and all latest chassis improvements are shown and described, such as four-wheel brakes, air brake systems, balloon tires, hypoid gear drive, four-wheel drive, front- wheel drive, etc. The large demand for the previous editions of this book, this being the sixth tune the book has been completely revised and entirely reset, makes it possible to treat in detail all the latest improvements, including the new Model A Ford car. This book has been the standard for many years, and is used in practically every auto mobile school, college and university as a'textbook — and by the United States Army and Navy. 1000 new illustrations. 1150 (6x9) pages. Price .... $5.00 WHAT IS7SAID OF THIS BOOK: "It is the best book on the Automobile seen up to date."—J. H. Pile. Associate Editor Automobile Trade Journal. "Every Automobile Owner has use for a book of this character."— The Tradesman. "This book is superior to any treatise heretofore published on the subject."— The Inventive Age. THE T MODERN MOTOR TRUCK, ITS DESIGN, CONSTRUCTION, OPERA TION AND REPAIR. By VICTOR W. PAGE. Treats on all types of motor trucks and industrial tractors and trailers. It considers all types of trucks, gasoline and electric, and all varieties of truck bodies. This book is written hi language everyone can understand and is not in any sense of the word a technical treatise. It is a practical volume that will make special appeal to the truck driver who seeks to better his position and to the mechanic charged with the repair and upkeep of trucks. The factory or business executive who wants to obtain a complete working knowledge of truck operation problems will find this book a refer ence work of great value. The truck salesman or automobile dealer will find that this work contains information that means money to them. All garage and service station men should have a copy of this book for reference because truck construction differs from passenger car design in many important respects. Anyone ^who reads this book is in touch with all the practical features that have been tested out in real service. Cloth (6x9) 962 pages, 750 illustrations. Price $4.00 GASOLINE AND KEROSENE CARBURETORS, CONSTRUCTION, IN STALLATION AND ADJUSTMENT. By VICTOR W. PAGE. This is a simple, comprehensive, and authoritative treatise for practical men ex plaining all basic principles pertaining to carburetion, showing how liquid fuels are vaporized and turned into gas for operating all types of internal combustion engines in tended to operate on vapors of gasoline, kerosene, benzol, and alcohol. All leading types of carburetors are described in detail, special attention being given to the forms devised to use the cheaper fuels such as kerosene. Carburetion troubles, fuel system troubles, carburetor repairs and installation, electric primers and economizers, hot spot mani folds and all modern carburetor developments are considered in a thorough manner. Methods of adjusting all types of carburetors are fully discussed as well as sugges tions for securing maximum fuel economy and obtaining highest engine power. This book is invaluable to repairmen, students, and motorists, as it includes the most complete exposition on kerosene carburetors ever published. The drawings showing carburetor construction are made from accurate engineering designs and show all parts^of late types of carburetors. 213 pages. 89 illustrations. . $2.00