TABLE OF CONTENTS 



PAGE 



Director's note 97 



Preface 97 



Geology and ge graphy of the clay deposits ICO 



The properties of clays 137 



Prospecting for and exploitirg clays 143 



Working 145 



General remarks on bricks 148 



Common brick 148 



Paving biick 151 



Front brick 154 



Methods of manufacturing brick 155 



Cost of p-oduction 174 



Detailed account of brickyards 175 



Drain tile 221 



Fire brick 233 



Sewer pipe 226 



Flower pots 229 



Hollow brick and terra Cotta lumber * ... 229 



Stoneware and stoneware clays 229 



Terra cotta 235 



Eoofing tile 287 



Table of sections of clay deposits 240 



Directory of brick manufacturers 243 



Index 252 



