en made by a Calabria engi- SS eS FE tion of a clock dial, on which is a setting scale, and to neer—the manufacture of artificial black marble ; and A PUMP FOR PNEUMATIC TIRES. set the switch it is only necessary to turn the small fin- this industry is now being carried on here in Catania A bicycle… … tilings for flooring, roofing, etc., which are said to be ELECTRIC TIME SWITCH. perfectly watertight and aseptic. ; I am told that a mass of sand, cement and water, The switch comprises rocking levers carrying contact after having been thoroughly kneaded, is put into plates, insulated from the…
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