SIX 
Plant Life in the Great Ice Age 
89 
SEVEN 
Plants and Man 
97 
EIGHT 
The Romance of Coal and Oil 
117 
Bibliography 
128 
The author wishes to express his 
indebtedness to Dr. Fredda Doris 
Reed and Mr. J. V. Nash for the 
help rendered in the preparation of 
this wor\. 
