nt any refrac- exhaust, giving a constant vacuum of 27 inches. road making and repairing we have seen seems to be the tory body, and also to effect the combustion of a jet of rail lifting device shown in our engraving. The implement An unusual electric phenomenon is developed in this en- highly… … of acid liquor, and 365 kilos of sulphurous 20), remarks that the application of a specially A PRACTICAL RAIL LIFTER. prepared sand to granulating sores has been acid. M. Helouis also obtains oxygen from tried for some time with success, and tliat it air by means of an India-rubber dialyzer. It is…
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