Illinois Society of Architects · Chicago · leaf 676
d. The same general treatment of thecylinder, to produce fiat sheet glass followsin both machine or human blown material,and both produce equally standard quality. To make the cylinder the molten glass ormetal is brought to proper consistency byextreme heat, and the glass in the humanblown process… … SO/A/)e rwisTFo ftooNo. 35 Glass SPECIFICATION Sidewalk Lights to be of reinforced concrete con-struction glazed with No. 35 POLARISCOPETESTED GLASS set in GALVANIZED CASTIRON SHIELDS with SPECIAL ELASTICCEMENT all as made by RICHARDS & KELLYMFG. CO., 311 West Twenty-third Street, Chi-cago,…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
