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12 on) emit treams. And in pieces of Sulphur conveniently haped, I found upon due Attrition a Sulphureous tink. And that piece of Amber which I mot employ, being omewhat large and very well polih'd, will, being rub'd upon a piece of woollen cloth, emit teams, which the notrils themelves may perceive; and they ometimes eem to me not unlike thoe that I took notice of, when I kept in my mouth a drop or two of the diluted Tincture (or Solution of the finer parts) of Amber made with Spirit of Wine, or of Sal Armoniac.

7. It agrees very well with what has been aid of the corporeal Emanations of Amber, that its attractive power will continue ome time after it has been once excited. For the Attrition having caus'd an intetine commotion in the parts of the Concrete, the heat or warmth that is thereby excited ought not to ceae, as oon as ever the rubbing is over, but to continue capable of emitting Effluvia