4 CONTENTS. 
Cold Bay petroleum field . 50 
Geography 50 
Geology 51 
Structure 54 
Indications of petroleum 55 
Seepages 55 
Developments 55 
Petroleum residue 56 
Properties of the Alaska petroleum .. 57 
Controller Bay petroleum . 57 
Oil Bay and Cold Bay seepages . 58 
Index 61 
