Page:Chronicles of pharmacy (Volume 1).djvu/278

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quite different. Subsequently he obtained an identical salt from the residue in his retort after distilling marine salt and vitriol to obtain spirit of salt. As already stated, he believed he had produced the "sal enixon" of Paracelsus. But in memory of the benefit he had himself experienced from its use he gave it the title of "sal mirabile."

In the seventeenth and eighteenth centuries the sign of "Glauber's Head" appears to have been used in this country by some chemical manufacturers. The picture annexed is from one of these signs which was used more than a hundred years ago by Slinger and Son, of York, and is now in the possession of Messrs. Raimes and Co., of that city, who have kindly given me a photograph of it. It is a wooden bust which was once gilded, and presumably presents the traditional likeness of the famous German chemist.