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Show New Process of Value. Tho beautiful a;ul familiar curves 1 IB produced with Iron fillings and scut- ' Bl tered on a glnS3 pinto over a magnet BH nro preserved Indefinitely by the now jSfl process of M. Korobow. A ploco of BB glass or paper Is ranted with a film ' BB painfull, when tho IHlIngB aro mado IBB to arrango themselves In tho usunl ' flfl way, and gcntlo heating causes thorn i M to becomo fixed. If desired tho par- JjJH affin may bo then painted white, M bringing tho black curves out aharp- JB ly against a whlto ground. Bl |