Author: Gjaerevoll, O., & Ryvarden, L., 1977.:
Title: Botanical investigations on J.A.D. Jensens Nunatakker in Greenland. [Kgl. Norske Vidensk. Selsk. Sktifter 1977 No. 4.]
Description: Oslo 1977. 8vo. Pp.. 40, 6 colour photos of plant species on 1 plate, 24 photos and sketch maps in text, refs. Orig. printed wrappers. Fine.

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