Chicago : Engineering and Contracting Pub. Co. · leaf 53
IIP* > … Sectior ^V<*7 this ///?*■\ t s om*??*J Step Armor /<:,•,■ Trcjd Ang/e of W/fjj /?;•• T/S 26 3A- 7 // /.<WVJ /o Fig. 25—Details of Concrete Stairway. July 12, 1911. ENGINEERING & CONTRACTING 39 Before the final release of the work, allconcrete sidewalks will be carefully inspectedand…
Buildings
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
