Geological magazine : Vol. 9 Iss. 1-7, 9-12 Year. 1892 - London Kegan Paul, Trench, Trubner & Co, Ltd 1892 - [V.P.] Illustration 22cm x 14cm Bound Journal - 12 - New series. Decade 3 . ISSN: [00167568] Subjects--Topical Terms: Earth science Dewey Class. No.: 550 / GEO