of No. 372 Broome Street, as to close inside of the same, is illustrated herewith, to resort to that system. The present method is to New York City. Attached to the under side of the and has been patented by Messrs. Peter Scheer and bore a hole down into the salt bed. In this hole a board, near… … of Chemistry. This is the gas nitrogen, which con- SCHEER & STATES' SLIDING-DOOR HANDLE. stitutes four-fifths of the atmosphere which surrounds thickness of the door, as shown in Fig. 1, forms a part us. It is apparently a dead and inert form or manifes- of the handle, this band being divided by a…
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