PART ONE ANCESTRY AND CHILDHOOD 1
PREFACE TO PART ONE 3
CHAPTER Ⅰ．The Williams Family as Pioneers 5
CHAPTER Ⅱ．Boyhood Days 9
CHAPTER Ⅲ．A Youthful Escapade 16
PART TWO HISTOLOGICAL AND BACTERIOLOGICAL DISCOVERIES AND PRESENTATIONS 23
PREFACE TO PART TWO 25
CHAPTER Ⅳ．The Young Dentist—His First Visit to New York 27
CHAPTER Ⅴ．The Debate with Garretson 36
CHAPTER Ⅵ．The Debate with Heitzmann 43
CHAPTER Ⅶ．The Establishment of Practice in England 51
CHAPTER Ⅷ．Events Leading to the Presentations in Histology and Bacteriology 54
CHAPTER Ⅸ．＂The Formation and Structure of Dental Enamel＂ 60
CHAPTER Ⅹ．＂A Contribution to the Study of Pathology of Enamel＂ 68
CHAPTER Ⅺ． ＂A Contribution to the Bacteriology of the Human Mouth＂ 82
CHAPTER Ⅻ．＂Disputed Points and Unsolved Problems in the Normal and Pathological Histology of Enamel＂ 92
CHAPTER ⅩⅢ．＂Mottled Enamel—and Other Studies of Normal and Pathological Conditions of This Tissue＂ 101
PART THREE THE DISCOVERY OF TYPAL FORMS IN HUMAN TEETH AND THE REPRODUCTION OF THEM IN ARTIFICIAL TEETH 129
PREFACE TO PART THREE 131
CHAPTER ⅩⅣ．The Status of Denture Work at the Beginning of This Century 133
CHAPTER ⅩⅤ．Dr．Williams＇s Early Efforts to Secure Better Artificial Teeth 144
CHAPTER ⅩⅥ．Definite Steps to Produce Better Teeth 154
CHAPTER ⅩⅦ．＂The Esthetic and Anatomical Basis of Dental Prosthesis＂ 162
CHAPTER ⅩⅧ．Dr．Williams Discovers Typal Forms in Natural Teeth 173
CHAPTER ⅩⅨ．Efforts to Improve the Colors in Artificial Teeth 187
CHAPTER ⅩⅩ．The Law of Harmony Between Face Forms and Tooth Forms 191
CHAPTER ⅩⅪ．Disseminating Knowledge of a Better Denture Technic 198
CHAPTER ⅩⅫ．＂A Study of the Temporomandibular Joint with Special Reference to the Form and Action of the Masticating Surfaces of the Teeth＂ 204
PART FOUR DR．WILLIAMS AS AN ANTHROPOLOGIST 217
PREFACE TO PART FOUR 219
CHAPTER ⅩⅩⅢ．The Neanderthal and Cro-Magnon Races 221
CHAPTER ⅩⅩⅣ．The Piltdown Skull 225
CHAPTER ⅩⅩⅤ．＂Prehistoric Man＂ 228
PART FIVE PAINTING—LITERARY MISCELLANY 245
CHAPTER ⅩⅩⅥ．Painting 247
CHAPTER ⅩⅩⅦ．Literary Miscellany 250
PART SIX PHILOSOPHICAL AND ETHICAL WRITINGS 255
PREFACE TO PART SIX 257
CHAPTER ⅩⅩⅧ．Dr．Williams＇s First Philosophical Presentation 259
CHAPTER ⅩⅩⅨ．A Plea for a Broader Scientific Foundation 266
CHAPTER ⅩⅩⅩ．＂The Place of Science in the Material，Moral and Spiritual Life of the Future＂ 276