Dana’s Manual of Mineralogy, by Hurlbut; publisher, John Wiley & Sons, New York.

Dana’s Textbook of Mineralogy, by Ford; publisher, John Wiley & Sons, New York.

Mineralogy, by Berry and Mason; publisher, Freeman & Co., San Francisco.

Rocks and Rock Minerals, by Knopf; publisher John Wiley & Sons, New York.

Guide to the Study of Rocks, by Spock; publisher, Harper & Co., New York.

Books on General Geology

Introduction to Geology, by Branson, Tarr, and Keller; publisher, McGraw-Hill Book Co., New York City.

Introduction to College Geology, by Holmes; publisher, Macmillan, New York.

Books on Physical Geology

Geology, by Emmons, Thiel, Stauffer and Allison; publisher McGraw-Hill Book Co., New York.