Author: Mügge, [J.] O. [C.]
Title: Untersuchungen über die "Lenneporphyre" in Westfalen und den angrenzenden Gebieten. [Interleaved copy].
Description: Stuttgart, E. Schweizerbart (E. Koch), 1893. 8vo. [iv], 185 pp.; seven plates. Contemporary black half cloth over black boards. Spine with script label. Marbled edges. = A detailed study on minerals collected in the state of Westfalen, in the western part of Germany. Written by the German mineralogist and crystallographer Johannes Otto Conrad Mügge (1858-1932). Offprint from the "Neuen Jahrbuch für Mineralogie, Geologie un Palaeontologie, Beilageband VIII". An interleaved copy, with many notes on these leaves in an old hand. Boards a bit rubbed, small former owner's stamp in the top margin of the title page, otherwise a very good copy.

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