Ludwig, R. [A. B. S.] — Das Wachsen der Steine oder die Kräfte, welche die Bildung und Entwicklung der Gebirgsarten vermitteln.

Darmstadt, G. Jonghaus, 1853. 8vo (20.0 x 13.3 cm). xviii, 226 pp.; eight engraved plates. Contemporary tree-calf resembling blind paper boards; original printed wrappers bound in. = An early work on the earth forces shaping the earth crust and mountains. Volcanology is a key subject. Rudolph August Birminhold Sebastian Ludwig (1812-1880) was a German geologist, palaeontologist and conchologist, who travelled through Russia and the Ural mountains and published on the geology of Russia and Germany. His best known conchological work is "Fossile Conchylien der Tertiärablagerungen von Hessen und in der Rhön" (1866). A handwritten dedication (cut short) on the front wrapper. The text is rather foxed; the plates are mostly clean. Rare. Not in Ward & Carozzi.