Illinois Society of Architects · Chicago · leaf 640
ation shouldtherefore requiie that red lead must bewholly free from soda or niti-ate s.alts. Theprocess now used to get red lead which is 98per cent true, is by Ijurning the lower gradered lead, 85 per cent true, for about 20 to 24hours longer. This brings the true red lead,Pb.T O, up to the high… … Interior, Harris Tlie:itre. Chicago, 111. SELWYN and HARRISDECORATIONS BY PLAMONDON-GABRIEL CO. PAI NTE R SDECORATORSFURNISHERS 308 North Michigan Avenue Telephones Randolph 6920-21-22 CHICAGO, ILL. 640 that the highest grade red lead, 98 per centtrue, is even more lasting in cliaracter thanthe red…
Architecture · Building · Architects
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