Geology

NEUMAYR, MELCHIOR.

Leipzig, Bibliographsichen Instituts, 1887.

CARSTENS, C.W.

Trondhjem, Aktietrykkeriet, 1920.

COTTA, BERNHARD.

Kbhvn., 1859.

HETTNER, ALFRED.

Gotha, Julius Perthes, 1892.

GRIPP, KARL.

Neumünster, 1964.

MEUNIER, STANISLAS.

Paris, Victor Masson et Fils, 1869.

READ, H.H. a. JANET WATSON.

N.Y., 1969.

(REALE ACCADEMIA DELLE SCIENZE DELL' ISTITUTO BOLOGNA) -

Bologna, Annesio Nobili, 1817-19.

FOGH, C.

København, Philipsen, 1874.

DORN, PAUL.

Stuttgart, 1951.