Catalogue of Structural Steel & Iron for Architects, Engineers & Contractors (1910)
Manitoba Bridge & Iron Works · Manitoba Bridge & Iron Works · leaf 99
No. Ift9 :. \V;iv Plain f-ens. … •( No. 170—Showing how 3-\Vay Prisms are used as sidewalk lights. A bearing of about two inches on the buildmg side and of about the samearea on the wall side should be provided. Bearing should be provided2i inches below the finish level as shown in No. 169 When ordering or asking for prices, read…
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