wly to 153° Fah.; while those which con- An important improvement in electrical apparatus, by Mr. lowest point attainable with a slide valve engine. tain 61 to 4:57 per cent yield an oily liquid at temperatures George Grout, has recently been exhibited and explained by It has been the aim of the… … such solutions separate, as they cool, into two liquids; the more easily operated by persons inexperienced in the use of neering at Muswell Hill, Eng. This improvement con- upper one is salicylic acid dissolved in water floating upon steam than the ordinary agricultural engine. It will beseen sists…
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