{"product_id":"2940149277131","title":"The Library of Work and Play: Mechanics, Indoors and Out","description":"CONTENTS\u003cbr\u003ePART I\u003cbr\u003eCHAPTER  PAGE\u003cbr\u003eI. A Pathway of Cement\u003cbr\u003ePurchasing property, River Passaic—Removing rocks and other obstacles—Preparing for cement sidewalk—Digging trench and purchasing materials—Making, laying, and properly placing concrete—The lever and roller and application—Moving heavy bodies with lever and roller—Finishing the cement sidewalk—How to make good concrete walks. 3\u003cbr\u003eII. Building of a Boat House\u003cbr\u003eQualities of the inclined plane—Dismantling an old barn and out-houses—Blocks and tackle, ropes and pulleys—Strength and care of ropes—Building a boat-house, using old materials—Strength of timber floors—Method of construction—Holding power of nails—Doors and windows for boat-house—The use of rollers in moving heavy weights—Sliding ways for boat—How heavy stones were raised to tops of Egyptian Pyramids. 36\u003cbr\u003eIII. Bridge and Boat Work\u003cbr\u003eDimensions of the launch—Arrival of The Mocking-Bird—An interesting boat talk—A sail on the river—Building a small foot-bridge—The same completed—Some rules for sailing a launch—Fitting up boat-house and dock—Preparing block for keel—The winch and its construction—The wheel and axle as a mechanical power—The fusee, and what it means—Some problems solved.  65\u003cbr\u003eIV. Making a Gasolene Launch\u003cbr\u003eArrival of boat material—Laying keel and keelson—Setting up the boat and giving her shape—Laying engine bed—Installing engine and propeller—Nailing on planking—Table of offsets—Gasolene engine and carburetor—Dimensions of engine and propeller—Gas engines, generally—Danger of using gasolene—The proper use of yacht flags for signalling.  84\u003cbr\u003eV. A Talk About Engines\u003cbr\u003eWater around the cylinder—The carburetor and spark coil—Running the engine in boat-house—Varnishing the boat—A steamboat on the river—A story of the first steam engine—How the steam acted in the case—The slide valve, piston and steam chest—Internal and external engine heaters—Horse-power and how calculated—Foot pounds, dry steam and condensation—Expansion of gases, turbines—Gilding the name—Constructing picnic tables and seats—Height of tables, chairs and benches.  110\u003cbr\u003eVI. Propeller and Other Screws\u003cbr\u003eThe launch of the Caroline—Trial of the new boat—Description of the screw as a power—The wheel and worm and endless screw—Formula for counting power of wheel and worm screws of various kinds—Archimedian screw and water lifter—Some data of power of \"wheel and worm\"—The screw propeller, with data—How to calculate force of propeller screws—Finding pitch and other lines for propeller—The screw auger or boring tool—Adhesion of ordinary wood screws—How to loosen and withdraw rusty screws.  136\u003cbr\u003eVII. Aeroplanes\u003cbr\u003eSeats for riverside—Model aeroplane for the \"Fourth\"—Dimension on construction of planes—Why a monoplane rises from the earth—The gyroscope as a balancer—The biplane and its construction—Aeroplanes generally—The French aeroplane \"Demoiselle\"—How to make a model aeroplane—Illustrations and details of model aeroplane—Some general remarks.  158\u003cbr\u003eVIII. Kites, Sundials, Patents\u003cbr\u003eThe theory of kite-flying—The highest kite ascent—The flat plane kite—The kite a small aeroplane—A box kite of common type—Cellular kites of various kinds—Pairs and bevies of kites—Bird flight and motion—War kites of various kinds—Wind gauges and wind force—Patents and how to secure them—A simple sundial—How to make an oval flower bed.  185\u003cbr\u003eIX. Tides\u003cbr\u003eThe \"why\" of the tides explained—Globular form of the earth proved—Day and night—Phases of the moon—Attraction of the sun and moon—Newton's theory of the tides—Height of tides—A simple hygrometer—The Australian boomerang—Theory of the pump.  212\u003cbr\u003eX. Wall Making and Plumbing\u003cbr\u003eProtecting the river bank—Concrete retaining walls—Big dams in the West—Galveston sea wall—The great dam across the Nile—Proposed irrigation works in Babylon—Some properties of light and sound—Hints on amateur plumbing—The peppermint test—Barometers of various kinds—Thermometers, and their uses—Something about steel springs—How to make a cross-bow—The gyroscope and its uses.  237\u003cbr\u003e\u003cbr\u003eThis is a great book about fixing things for children.  It has been formatted for your NOOK.","brand":"Bronson Tweed Publishing","offers":[{"title":"Default Title","offer_id":47186508906736,"sku":"2940149277131","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940149277131_p0.jpg?v=1763721813","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940149277131","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}