Tyrrell, G. W. b. 1883.

The principles of petrology; an introduction to the science of rocks, by G.W. Tyrrell ... - [2d ed.] with seventy-eight diagrams. - New York, E.P. Dutton and company, inc. [pref. 1929] - xii, 349 p., 1 l. illus., diagrs. 19 cm.

"Printed in Great Britain."

Bibliographical foot-notes.

30033603


Petrology.

QE431 / .T8 1929

552