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of preserving food-stuffs by means of this agent. The gentleman requested that some experiments be made with this chemical in order to determine its commercial value and establish the same  on a more scientific basis than had been done hitherto, at the same time he gave the results of some of his own experiments and the method by which he had arrived at them. Upon examination and comparison of his method and that of Prof. Barff, it was found that the former had not quite understood the process and therefore, extensive abstracts from Prof. Barff's original paper were made, forwarded to Mr. Le Gallais and his attention particularly called to those points in which he had expressly failed, thus enabling him to make the boroglyceride as well as any one.
   During the same month a quantity of Tangai Nuts was received from