CONTENTS

[INTRODUCTION] 1 [NOTES TO THE INTRODUCTION] 25 [FACSIMILE REPRODUCTION] 31 [ENGLISH TRANSLATION] 53

Grateful acknowledgements are made for assistance from the National Science Foundation in the preparation of this work; to the British Museum for permission to photograph the only copy of David Edwardes’s Introduction known to be in existence; and to the Wellcome Trust whose help made the publication of this work possible.