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Index
THE LETTER OF PETRUS PEREGRINUS ON THE MAGNET, A.D. 1269
INTRODUCTORY
PART I
THE LETTER OF PEREGRINUS
PART I CHAPTER I PURPOSE OF THIS WORK
CHAPTER II QUALIFICATIONS OF THE EXPERIMENTER
CHAPTER III CHARACTERISTICS OF A GOOD LODESTONE
CHAPTER IV HOW TO DISTINGUISH THE POLES OF A LODESTONE
CHAPTER V HOW TO DISCOVER THE POLES OF A LODESTONE AND HOW TO TELL WHICH IS NORTH AND WHICH SOUTH
CHAPTER VI HOW ONE LODESTONE ATTRACTS ANOTHER
CHAPTER VII HOW IRON TOUCHED BY A LODESTONE TURNS TOWARDS THE POLES OF THE WORLD
CHAPTER VIII HOW A LODESTONE ATTRACTS IRON
CHAPTER IX WHY THE NORTH POLE OF ONE LODESTONE ATTRACTS THE SOUTH POLE OF ANOTHER AND VICE VERSA
CHAPTER X AN INQUIRY INTO THE CAUSE OF THE NATURAL VIRTUE OF THE LODESTONE
PART II
PART II CHAPTER I THE CONSTRUCTION OF AN INSTRUMENT FOR MEASURING THE AZIMUTH OF THE SUN THE MOON OR ANY STAR ON THE HORIZON
CHAPTER II THE CONSTRUCTION OF A BETTER INSTRUMENT FOR THE SAME PURPOSE
CHAPTER III THE ART OF MAKING A WHEEL OF PERPETUAL MOTION
NOTES
EARLY REFERENCES TO THE MARINER’S COMPASS
Footnotes
Transcriber’s Notes
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