Ackermann, E., 1932.:MareMagnum
127 résultats
4to. Pp. iv,95, 1 pl. of fossils, 1 fold. map, 1 fold. pl. of sections,. 11 figs., bibl. New plain wrs. - The large paleontological part (mostly describing ammonites) covers pages 5-65.
4to. Total of 1750 pp., numerous illus. on 104 pls., 139 tabs., 575 figs., maps and diagrs. in text, refs. Orig. half cloth. - Papers in French, English or German.