Kloos u. Max Müller, Johan HermannDie Hermannshöhle... Lot 563

Kloos u. Max Müller, Johan HermannDie Hermannshöhle bei Rübeland. Text and plates. 2 vols. With 2 folded lithographic maps, some in color, 2 schematic illustrations on geology in the text, 2 more on lighting and recording techniques and 20 collotype plates. Weimar, Verlag der deutschen Photographen-Zeitung (K. Schwier), 1889. 5 vols. 76 pp. 4°. OHLwd. and OHLwd. folio, each with D-title (somewhat browned and stained). Geology Kloos a. Max Müller, Johan Hermann Die Hermannshöhle bei Rübeland. Text and plates. 2 vols. With 2 folded lithogr. maps, some in color, 2 schematic illustrations on geology in the text, 2 more on lighting and recording techniques and 20 collotype plates. Weimar, Verlag der deutschen Photographen-Zeitung (K. Schwier), 1889. 5 vols. 76 pp. 4°. OHLwd. and OHLwd. folio, each with D-title (somewhat browned and stained). First and only edition. - Poggendorff IV, 762 - The plates produced by Martin Rommel and Cie in Stuttgart each mounted on cardboard with typographic inscriptions. - The Hermann's Cave in Rübeland near Wernigerode in the Harz Mountains, first explored by Kloos, was discovered in 1866 during road construction work. It is a typical example of the formation of a river cave. J.H. Kloos (1842-1901) was a professor of geology and mineralogy in Braunschweig. Max Müller's photographs are among the earliest cave photographs ever taken and were made possible by the innovative invention of the magnesium flash. The photographic method is described in detail by Müller. The last two images show the skull of the cave bear and its skeleton reconstructed from finds in the cave. The maps showing the entire cave complex near Rübeland, including the Baumann Cave discovered in the 17th century, which had already aroused Leibniz's interest and contained bone remains from which the famous unicorn depicted in his "Protogaea" and in Guericke's "Magdeburg Experiments" was reconstructed. - Endpapers and portfolio somewhat foxed on inner cover and wings, the collotypes generally well preserved. Geology - With 2 folded colored maps and 20 collotype plates. Text and plates. 2 vols. Orig. half cloth and orig. half cloth folder each with cover title (some browning and staining). - First and only edition. - The plates made by Martin Rommel and Cie in Stuttgart each mounted on cardboard with typographic inscriptions. - The Hermann's Cave in Rübeland near Wernigerode in the Harz Mountains, first explored by Kloos, was discovered in 1866 during road construction work. It is a typical example of the formation of a river cave. J.H. Kloos (1842-1901) was professor of geology and mineralogy in Braunschweig. Müller's photographic images are among the earliest cave photographs ever taken. They were made possible by the novel invention of the magnesium flash. The photographic method is described in detail by Müller. The last two illustrations show the skull of the cave bear and its skeleton reconstructed from finds in the cave. The maps showing the entire cave complex near Rübeland, including the Baumann Cave discovered in the 17th century, which had already aroused Leibniz's interest and contained bone remains from which the famous unicorn depicted in his "Protogaea" and in Guericke's "Magdeburg Experiments" was reconstructed. - Endpapers and portfolio somewhat foxed inside, collotypes overall well preserved. This work is taxed. The hammer price is subject to a 23.95% surcharge and the final invoice amount to 7% (books) or 19% VAT in the European Union. This work is subject to the regular margin scheme. There is a 23.95% buyer's premium on the hammer price and 7% (Books) or 19% VAT on the final invoice amount in the European Union.