Author: Forchhammer, G., 1838.:
Title: Om de Bornholmske Kul-Formationer.
Description: Afh. Danske Vid. Selsk. Naturf. Math., 7: pp. 1-64, 1 fold. lithogr. geol. map coloured by hand, 27 figs. of plant and animal remains on 3 lithogr. pls. 4to, 28cm. New plain wrs., uncut. Very good broad-margined clean copy. - Jurassic coal-bearing fossiliferous strata in the isle of Bornholm in the Baltic Sea.

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