Prof. Dr. F. Beyschlag
The Deposits of the Useful Minerals & Rocks Their Origin, Form, and Content Prof. Dr. F. Beyschlag, Prof. J.H.L. Vogt, Prof. Dr. P. Krusch, S.J. Truscott - 1st ed. - London, UK Macmillan and Co. Limited 1914 - xxviii, 514p. ill. 22cm
Includes Index
Economic Geology
The Deposits of the Useful Minerals & Rocks Their Origin, Form, and Content Prof. Dr. F. Beyschlag, Prof. J.H.L. Vogt, Prof. Dr. P. Krusch, S.J. Truscott - 1st ed. - London, UK Macmillan and Co. Limited 1914 - xxviii, 514p. ill. 22cm
Includes Index
Economic Geology