Chapter V.--Industrial Application of Storage Batteries;

Glossary of Storage Battery Terms. 208 Pages. Very Fully Illustrated. Price =$1.50 net=.

=Motorcycles, Side Cars and Cyclecars; their Construction, Management and Repair.= By VICTOR W. PAGÉ, M.S.A.E.

The only complete work published for the motorcyclist and cyclecarist. Describes fully all leading types of machines, their design, construction, maintenance, operation and repair. This treatise outlines fully the operation of two- and four-cycle power plants and all ignition, carburetion and lubrication systems in detail. Describes all representative types of free engine clutches, variable speed gears and power transmission systems. Gives complete instructions for operating and repairing all types. Considers fully electric self-starting and lighting systems, all types of spring frames and spring forks and shows leading control methods. For those desiring technical information a complete series of tables and many formulæ to assist in designing are included. The work tells how to figure power needed to climb grades, overcome air resistance and attain high speeds. It shows how to select gear ratios for various weights and powers, how to figure braking efficiency required, gives sizes of belts and chains to transmit power safely, and shows how to design sprockets, belt pulleys, etc. This work also includes complete formulæ for figuring horse-power, shows how dynamometer tests are made, defines relative efficiency of air and water-cooled engines, plain and anti-friction bearings and many other data of a practical, helpful, engineering nature. Remember that you get this information in addition to the practical description and instructions which alone are worth several times the price of the book. 550 pages. 350 specially made illustrations, 5 folding plates. Cloth. Price =$1.50=

WHAT IS SAID OF THIS BOOK:

"Here is a book that should be in the cycle repairer's kit."--_American Blacksmith._

"The best way for any rider to thoroughly understand his machine, is to get a copy of this book; it is worth many times its price."--_Pacific Motorcyclist._

~AUTOMOBILE AND MOTORCYCLE CHARTS~

=Chart. Location of Gasoline Engine Troubles Made Easy--A Chart Showing Sectional View of Gasoline Engine.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

It shows clearly all parts of a typical four-cylinder gasoline engine of the four-cycle type.

It outlines distinctly all parts liable to give trouble and also details the derangements apt to interfere with smooth engine operation.

Valuable to students, motorists, mechanics, repairmen, garagemen, automobile salesmen, chauffeurs, motorboat owners, motor-truck and tractor drivers, aviators, motor-cyclists, and all others who have to do with gasoline power plants.

It simplifies location of all engine troubles, and while it will prove invaluable to the novice, it can be used to advantage by the more expert. It should be on the walls of every public and private garage, automobile repair shop, club house or school. It can be carried in the automobile or pocket with ease, and will insure against loss of time when engine trouble manifests itself.

This sectional view of engine is a complete review of all motor troubles. It is prepared by a practical motorist for all who motor. More information for the money than ever before offered. No details omitted. Size 25x38 inches. Securely mailed on receipt of =25 Cents=

=Chart. Location of Ford Engine Troubles Made Easy.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

This shows clear sectional views depicting all portions of the Ford power plant and auxiliary groups. It outlines clearly all parts of the engine, fuel supply system, ignition group and cooling system, that are apt to give trouble, detailing all derangements that are liable to make an engine lose power, start hard or work irregularly. This chart is valuable to students, owners, and drivers, as it simplifies location of all engine faults. Of great advantage as an instructor for the novice, it can be used equally well by the more expert as a work of reference and review. It can be carried in the tool-box or pocket with ease and will save its cost in labor eliminated the first time engine trouble manifests itself. Prepared with special reference to the average man's needs and is a practical review of all motor troubles because it is based on the actual experience of an automobile engineer-mechanic with the mechanism the chart describes. It enables the non-technical owner or operator of a Ford car to locate engine derangements by systematic search, guided by easily recognized symptoms instead of by guesswork. It makes the average owner independent of the roadside repair shop when touring. Must be seen to be appreciated. Size 25x38 inches. Printed on heavy bond paper. Price =25 cents=

=Chart. Lubrication of the Motor Car Chassis.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

This chart presents the plan view of a typical six-cylinder chassis of standard design and all parts are clearly indicated that demand oil, also the frequency with which they must be lubricated and the kind of oil to use. A practical chart for all interested in motor-car maintenance. Size 24x38 inches. Price =25 cents=

=Chart. Location of Carburetion Troubles Made Easy.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

This chart shows all parts of a typical pressure feed fuel supply system and gives causes of trouble, how to locate defects and means of remedying them. Size 24x38 inches. Price =25 cents=

=Chart. Location of Ignition System Troubles Made Easy.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

In this diagram all parts of a typical double ignition system using battery and magneto current are shown, and suggestions are given for readily finding ignition troubles and eliminating them when found. Size 24x38 inches. Price =25 cents=

=Chart. Location of Cooling and Lubrication System Faults.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

This composite diagram shows a typical automobile power plant using pump circulated water-cooling system and the most popular lubrication method. Gives suggestions for curing all overheating and loss of power faults due to faulty action of the oiling or cooling group. Size 24x38 inches. Price =25 cents=

=Chart. Motorcycle Troubles Made Easy.= Compiled by VICTOR W PAGÉ, M.S.A.E.

A chart showing sectional view of a single-cylinder gasoline engine. This chart simplifies location of all power-plant troubles. A single-cylinder motor is shown for simplicity. It outlines distinctly all parts liable to give trouble and also details the derangements apt to interfere with smooth engine operation. This chart will prove of value to all who have to do with the operation, repair or sale of motorcycles. No details omitted. Size 30x20 inches Price =25 cents=

~AVIATION~

=Aviation Engines, their Design, Construction, Operation and Repair.= By Lieut. VICTOR W. PAGÉ, Aviation Section, S.C.U.S.R.

A practical work containing valuable instructions for aviation students, mechanicians, squadron engineering officers and all interested in the construction and upkeep of airplane power plants.

The rapidly increasing interest in the study of aviation, and especially of the highly developed internal combustion engines that make mechanical flight possible, has created a demand for a text-book suitable for schools and home study that will clearly and concisely explain the workings of the various aircraft engines of foreign and domestic manufacture.

This treatise, written by a recognized authority on all of the practical aspects of internal combustion engine construction, maintenance and repair fills the need as no other book does.

The matter is logically arranged; all descriptive matter is simply expressed and copiously illustrated so that anyone can understand airplane engine operation and repair even if without previous mechanical training. This work is invaluable for anyone desiring to become an aviator or aviation mechanician.

The latest rotary types, such as the Gnome, Monosoupape, and Le Rhone, are fully explained, as well as the recently developed Vee and radial types. The subjects of carburetion, ignition, cooling and lubrication also are covered in a thorough manner. The chapters on repair and maintenance are distinctive and found in no other book on this subject.

Invaluable to the student, mechanic and soldier wishing to enter the aviation service.

Not a technical book, but a practical, easily understood work of reference for all interested in aeronautical science. 576 octavo pages. 253 specially made engravings. Price =$3.00 net=

~GLOSSARY OF AVIATION TERMS~

=Termes D'Aviation, English-French, French-English.= Compiled by Lieuts. VICTOR W. PAGÉ, A.S., S.C.U.S.R., and PAUL MONTARIOL of the French Flying Corps, on duty on Signal Corps Aviation School, Mineola, L. I.

A complete, well illustrated volume intended to facilitate conversation between English-speaking and French aviators. A very valuable book for all who are about to leave for duty overseas.

Approved for publication by Major W. G. Kilner, S.C., U.S.C.O. Signal Corps Aviation School. Hazelhurst Field, Mineola, L. I.

This book should be in every Aviator's and Mechanic's Kit for ready reference. 128 pages. Fully illustrated with detailed engravings. Price =$1.00=

=Aviation Chart. Location of Airplane Power Plant Troubles Made Easy.= By Lieut. VICTOR W. PAGÉ, A.S., S.C.U.S.R.

A large chart outlining all parts of a typical airplane power plant, showing the points where trouble is apt to occur and suggesting remedies for the common defects. Intended especially for Aviators and Aviation Mechanics on School and Field Duty. Price =50 cents=

~BRAZING AND SOLDERING~

=Brazing and Soldering.= By JAMES F. HOBART.

The only book that shows you just how to handle any job of brazing or soldering that comes along; it tells you what mixture to use, how to make a furnace if you need one. Full of valuable kinks. The fifth edition of this book has just been published, and to it much new matter and a large number of tested formulæ for all kinds of solders and fluxes have been added. Illustrated. Price =25 cents=

~CHARTS~

=Aviation Chart. Location of Airplane Power Plant Troubles Made Easy.= By Lieut. VICTOR W. PAGÉ, A.S., S.C.U.S.R.

A large chart outlining all parts of a typical airplane power plant, showing the points where trouble is apt to occur and suggesting remedies for the common defects. Intended especially for Aviators and Aviation Mechanics on School and Field Duty. Price =50 cents=

=Gasoline Engine Troubles Made Easy--A Chart Showing Sectional View of Gasoline Engine.= Compiled by Lieut. VICTOR W. PAGÉ, A.S., S.C.U.S.R.

It shows clearly all parts of a typical four-cylinder gasoline engine of the four-cycle type. It outlines distinctly all parts liable to give trouble and also details the derangements apt to interfere with smooth engine operation.

Valuable to students, motorists, mechanics, repairmen, garagemen, automobile salesmen, chauffeurs, motor-boat owners, motor-truck and tractor drivers, aviators, motor-cyclists, and all others who have to do with gasoline power plants.

It simplifies location of all engine troubles, and while it will prove invaluable to the novice, it can be used to advantage by the more expert. It should be on the walls of every public and private garage, automobile repair shop, club house or school. It can be carried in the automobile or pocket with ease and will insure against loss of time when engine trouble manifests itself.

This sectional view of engine is a complete review of all motor troubles. It is prepared by a practical motorist for all who motor. No details omitted. Size 25x38 inches. Price =25 cents=

=Lubrication of the Motor Car Chassis.=

This chart presents the plan view of a typical six-cylinder chassis of standard design and all parts are clearly indicated that demand oil, also the frequency with which they must be lubricated and the kind of oil to use. A practical chart for all interested in motor-car maintenance. Size 24x38 inches. Price =25 cents=

=Location of Carburetion Troubles Made Easy.=

This chart shows all parts of a typical pressure feed fuel supply system and gives causes of trouble, how to locate defects and means of remedying them. Size 24x38 inches. Price =25 cents=

=Location of Ignition System Troubles Made Easy.=

In this chart all parts of a typical double ignition system using battery and magneto current are shown and suggestions are given for readily finding ignition troubles and eliminating them when found. Size 24x38 inches. Price =25 cents=

=Location of Cooling and Lubrication System Faults.=

This composite chart shows a typical automobile power plant using pump circulated water-cooling system and the most popular lubrication method. Gives suggestions for curing all overheating and loss of power faults due to faulty action of the oiling or cooling group. Size 24x38 inches. Price =25 Cents=

=Motorcycle Troubles Made Easy--A Chart Showing Sectional View of Single-Cylinder Gasoline Engine.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

This chart simplifies location of all power-plant troubles, and will prove invaluable to all who have to do with the operation, repair or sale of motorcycles. No details omitted. Size 25x38 inches. Price =25 cents=

=Location of Ford Engine Troubles Made Easy.= Compiled by VICTOR W. PAGÉ, M.S.A.E.

This shows clear sectional views depicting all portions of the Ford power plant and auxiliary groups. It outlines clearly all parts of the engine, fuel supply system, ignition group and cooling system, that are apt to give trouble, detailing all derangements that are liable to make an engine lose power, start hard or work irregularly. This chart is valuable to students, owners, and drivers, as it simplifies location of all engine faults. Of great advantage as an instructor for the novice, it can be used equally well by the more expert as a work of reference and review. It can be carried in the toolbox or pocket with ease and will save its cost in labor eliminated the first time engine trouble manifests itself. Prepared with special reference to the average man's needs and is a practical review of all motor troubles because it is based on the actual experience of an automobile engineer-mechanic with the mechanism the chart describes. It enables the non-technical owner or operator of a Ford car to locate engine derangements by systematic search, guided by easily recognized symptoms instead of by guesswork. It makes the average owner independent of the roadside repair shop when touring. Must be seen to be appreciated. Size 25x38 inches. Printed on heavy bond paper. Price =25 cents=

=Modern Submarine Chart--with Two Hundred Parts Numbered and Named.=

A cross-section view, showing clearly and distinctly all the interior of a Submarine of the latest type. You get more information from this chart, about the construction and operation of a Submarine, than in any other way. No details omitted--everything is accurate and to scale. It is absolutely correct in every detail, having been approved by Naval Engineers. All the machinery and devices fitted in a modern Submarine Boat are shown, and to make the engraving more readily understood all the features are shown in operative form, with Officers and Men in the act of performing the duties assigned to them in service conditions. This CHART IS REALLY AN ENCYCLOPEDIA OF A SUBMARINE. It is educational and worth many times its cost. Mailed in a Tube for =25 Cents=

=Box Car Chart.=

A chart showing the anatomy of a box car, having every part of the car numbered and its proper name given in a reference list. Price =25 Cents=

=Gondola Car Chart.=

A chart showing the anatomy of a gondola car, having every part of the car numbered and its proper reference name given in a reference list. Price =25 Cents=

=Passenger-Car Chart.=

A chart showing the anatomy of a passenger-car, having every part of the car numbered and its proper name given in a reference list =25 Cents=

=Steel Hopper Bottom Coal Car.=

A chart showing the anatomy of a steel Hopper Bottom Coal Car, having every part of the car numbered and its proper name given in a reference list. Price =25 Cents=

=Tractive Power Chart.=

A chart whereby you can find the tractive power or drawbar pull of any locomotive without making a figure. Shows what cylinders are equal, how driving wheels and steam pressure affect the power. What sized engine you need to exert a given drawbar pull or anything you desire in this line. Price =50 Cents=

=Horse-Power Chart.=

Shows the horse-power of any stationary engine without calculation. No matter what the cylinder diameter of stroke, the steam pressure of cut-off, the revolutions, or whether condensing or non-condensing, it's all there. Easy to use, accurate, and saves time and calculations. Especially useful to engineers and designers. Price =50 Cents=

=Boiler Room Chart.= By GEO. L. FOWLER.

A chart--size 14x28 inches--showing in isometric perspective the mechanisms belonging in a modern boiler room. The various parts are shown broken or removed, so that the internal construction is fully illustrated. Each part is given a reference number, and these, with the corresponding name, are given in a glossary printed at the sides. This chart is really a dictionary of the boiler room--the names of more than 200 parts being given. Price =25 Cents=

~COKE~

=Modern Coking Practice, Including Analysis of Materials and Products.=

By J. E. CHRISTOPHER and T. H. BYROM.

This, the standard work on the subject, has just been revised. It is a practical work for those engaged in Coke manufacture and the recovery of By-products. Fully illustrated with folding plates. It has been the aim of the authors, in preparing this book, to produce one which shall be of use and benefit to those who are associated with, or interested in, the modern developments of the industry. Among the Chapters contained in