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 and was valued at 75,000 thalers. Occasionally a piece was sawn off to be used for medical purposes. It was a city regulation that two persons of princely rank should be present whenever this operation was performed. This was in the sixteenth century.

The unicorn was a frequent sign used by the old apothecaries. It was also adopted by goldsmiths. The arms of the Society of Apothecaries are supported by unicorns.

was only associated with pharmacy by means of the "blood" which took his name and was at one time popularly supposed to be yielded by him. I know of no evidence in support of this statement, but it is sometimes so reported. According to Pharmacographia dragon's blood was first obtained from Socotra and taken with other merchandise by the Arabs to China. Possibly it was there that it acquired the name of dragon's blood, for the dragon has always been a much revered beast in that country. Dioscorides called this product cinnabar. I find in old books that the fruit of the calamus draconis on which the resin collects along with scales (and this is the source of our present supply), when stripped of its skin shows a design of a dragon. Lemery quoting from "Monard and several other authors," says, "When the skin is taken off from this fruit there appears underneath the figure of a dragon as it is represented by the painters, with wings expanded, a slender neck, a hairy or bristle back, long