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Show Tha rottars War Agalnal I-an.l. For more than a hundred years tha manufacturers of pot) ry have been trying lo find a sUstltntc for lead In making glaxe. The use of lead for this purpose dates back lo tho ancient Assyrians As-syrians and Egyptians The objection to It Is that, untest strict precautions are taken. It poisons tho workmen, causing paralysis, blindness and even death; but despite tho efforts ot modern mod-ern science, stimulated by tho offer ot premiums and medals, no satisfactory leadlets glare has yet been found lie-cent lie-cent advances, however, havo led to tho expression of tho opinion before tho Society ot Arts In Ixmdon that sue cess It at latt within tight |