Geology

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Roma, 1970-85.

LARSEN, GUNNAR.

Copenhagen, 1966.

FLINT, RICHARD FOSTER.

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Hafniae, 1952.

MIKKELSEN, VALDEMAR M.

Copenhagen, 1949.

NAUMANN, CARL FRIEDRICH.

Leipzig, Wilhelm Engelmann, 1871.

SAUNDERS, ROBERT.

Berlin, Vossischen Buchhandlung, 1790.

LULL, RAIMUNDUS & ALBERTUS MAGNUS.

(Argentorati (Strassbourg) apud Balthassarum Beck), 1541.

PLAYFAIR, JOHN. - ON THE SCHEHALLIEN MOUNTAIN.

(London, Bulwer and Co., 1811).

STENO (STENONIS STENSEN), NICOLAI (NIELS).

Hafniae, 1952.

SCORESBY, WILLIAM.

(Paris, Crochard, 1817).

HOFFMANN, FRIEDRICH. - "THE GEOLOGY OF ROME"

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EINSTEIN, ALBERT (+) NIELS BOHR.

Berlin, Julius Springer, 1926.

PRESTWICH, JOSEPH.

(London, Harrison and Sons, 1893).

JOHNSTRUP, F.

Kbhvn., 1882.

STAHL, ALFRED u. ARTUR EBERT.

Bremen-Horn, 1952.

CURIE, P. (PIERRE) et A. DEBIERNE. - MEASURING ABSOLUTE TIME FOR THE FIRST TIME

(Paris, Gauthier-Villars), 1901.

RICHTHOFEN, FERDINAND von.

Berlin, Robert Oppenheim, 1886.