Illinois Society of Architects · Chicago · leaf 458
ceedings, AmericanConcrete Institute, 1926. The following specification was used inthe construction of the Portland CementAssociation Building; but it has been slightlymodified to meet general conditions. A similarspecification has been used In a number ofother important concrete and reinforced… … Sf^fe ond IndistrudibkDouhk^tnngth l^eldid Hosincj WWdd DrnckQt5 Cement riil No Qolts Utnt ApJDer^rr)ncc Abovi /^nd Belov/jifiiri GUARSTEEL REASONS GUARSTEEL Non-Slip Safety Stairs TAe Stair of Safety GUARSTEEL SAFETY STAIR CO. 3847 to 3863 West Lake StreetChicago Telephones: WAN Buren…
Architecture · Building · Architects
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