Calx carbonata tap Described by The Motor Cycle

Described by The Motor Cycle magazine as 'The Rolls-Royce of Motor Cycles'

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had also become committed to the principle of an extended suffrage

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Engraved plate showing illustrations accompanying a letter describing Antoni van Leeuwenhoek's microscopical observations

Calx carbonata tap Described by The Motor CycleSpecimen of calcium carbonate crystals, here termed 'crystallized carbonate of lime', including two figures showing variations in the crystalline form. Plate 33 from British mineralogy: or coloured figures intended to elucidate the mineralogy of Great Britain, by James Sowerby, volume 1 (London, R. Taylor & Co., 1804). The accompanying text states that "This form or variety of crystallization of carbonate of lime is perhaps one of the most common, and