Mineralogy Wilhelm, Gottlieb Tobias Entertainments from natural history. Of the mineral kingdom. 2nd vol. (of 2). With engraved title and 68 old coloured copper plates. Augsburg, Schlosser, 1834. XXX, 958 p. 8°. HLdr. d. Zt. with gilt stamped title (rubbed and bumped). Second edition. - Nissen ZBI, 4408 - Vol. 27 of Wilhelm's monumental work "Unterhaltungen aus der Naturgeschichte". - Title copper with backed loss in lower right corner, some loss of text. Somewhat browned and stained. Colouring of the plates in brightly coloured condition. Mineralogy. - Vol. 2 (of 2). With engraved title and 68 coloured copper plates. - Second edition. - Title copper with backed loss in lower right corner, some loss of text. Some browning and spotting. Colouring of the plates in bright condition.