Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 199
Wood -S-rra.y r~iGE:i=t- Fiece I H #f TT TT* Fig. 3. TYPE G. UNIT GIRDER FRAME FOR VERY NARROW BEAMS (Patented) … Fig. 4. GIRDER FRAMESRanging from 20 to 30 feet long, delivered as a Unit (Patented) Conltnued on Sext Pa^e CEMENT CONSTRUCTION 129 UNIT CONCRETE STEEL FRAME COMPANY SPECIALFEATURES OFTHE UNIT SOCKET. Unit Socket for concrete reinforcement (Fig. 5) is designed: i, To locatethe center of action of…
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