Quantitative classification of igneous rocks Whitman Cross, Joseph Paxson Iddings, Louis V. Pirsson, Henry Stephens Washington
The composition of the earth's vrust The composition of the earth's vrust Frank wigglesworth clarke and Henry Stephens washington
A Petrographical Sketch of Ægina and Methana A Petrographical Sketch of Ægina and Methana Henry Stephens Washington