Author: Hofmeister, E., Simon, P., & Stein, V., 1972.:
Title: Blei und Zink im Trochitenkalk (Trias, Oberer Muschelkalk 1) Nordwest-Deutschlands. [Geol. Jahrb., Reihe D, 1.]
Description: Hannover 1972. 8vo. Pp.. 103, 22 microphotos on 3 plates, 4 large fold. plates of sections loosely inserted, 20 figs., 9 tabs., refs. Orig. wrappers. One corner a little bumped.

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