Inventing for Boys
by A. Frederick Collins
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Language: English
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About this eBook
- Author
- Collins, A. Frederick (Archie Frederick), 1869-1952
- Credits
- Produced by Chris Curnow, Elisa and the Online Distributed Proofreading Team at www.pgdp.net (This file was produced from images generously made available by The Internet Archive)
- Language
- English
- LoC Class
- T: Technology
- Subject
- Inventions
- Category
- Text
- eBook-No.
- 49064
- Project Gutenberg
- https://www.gutenberg.org/ebooks/49064
- Release Date
- May 28, 2015
- Copyright
- Public domain in the USA.
Contents
- 1.INVENTING FOR BOYS — A WORD TO THE BOY — CONTENTS — ILLUSTRATIONS
- 2.CHAPTER I GETTING AN IDEA — CHAPTER II WORKING IT OUT ON PAPER — CHAPTER III THE STATE OF THE ART — CHAPTER IV HOW TO EXPERIMENT — CHAPTER V MAKING A MODEL — CHAPTER VI HOW TO PATENT YOUR INVENTION — CHAPTER VII MAKING YOUR INVENTION PAY — CHAPTER VIII SOME HINTS ON MANUFACTURING — CHAPTER IX PUTTING IT ON THE MARKET — CHAPTER X THINGS FOR YOU TO INVENT — CHAPTER XI WHAT SOME INVENTIONS HAVE PAID — CHAPTER XII PROFITABLE INFORMATION — APPENDICES — APPENDIX A SOME USEFUL MATHEMATICAL FORMULAS — APPENDIX B THE METRIC OR DECIMAL SYSTEM — APPENDIX C METRIC MEASURES OF LENGTH AND VALUES IN INCHES — APPENDIX D METRIC MEASURES OF WEIGHT AND VALUES IN ENGLISH WEIGHT — APPENDIX E TO CHANGE METRIC TO ENGLISH MEASURE AND VICE VERSA — APPENDIX F SIZES OF TWIST DRILLS FOR TAPS OR SCREWS — APPENDIX G SIZES OF TAPS AND DIES — APPENDIX H SIZES OF MACHINE SCREWS AND NUTS — APPENDIX I REDUCING FRICTION — APPENDIX J WEIGHT OF CASTINGS COMPARED WITH WOOD PATTERNS — APPENDIX K GEARS AND GEARINGS — APPENDIX L SOME USEFUL ALLOYS — APPENDIX M SOME HARD SOLDERS — APPENDIX N HIGH SPEED STEEL — APPENDIX O — SOME ELECTRICAL SYMBOLS, TERMS AND FORMULAS — SOME DEFINITIONS — SOME ELECTRICAL UNITS — OHM’S LAW — APPENDIX P NUMBER, DIAMETER, CAPACITY, WEIGHT, AND RESISTANCE OF PURE COPPER WIRE — APPENDIX Q NUMBER OF TURNS OF WIRE THAT CAN BE WOUND IN A GIVEN SPACE — APPENDIX R PRICES OF SINGLE AND DOUBLE SILK AND COTTON COVERED MAGNET WIRE — APPENDIX S A LIST OF SOME CHEMICAL ELEMENTS AND THEIR SYMBOLS — APPENDIX T THE COMMON NAMES OF SOME CHEMICALS — APPENDIX U THE FOUR CHIEF THERMOMETRIC SCALES — SOME WORDS AND TERMS USED IN THIS BOOK — INDEX — FOOTNOTES
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