Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 131
its ob-iect nnt only the advancement oftcchncal research, but the economc,pocial. and political welfare of theprofession as a whole,—The Monad. 24 BUILDING AND ENGINEERING NEWS Jos. Michel W. A. Pfeffer H. N. Patterson Ipon work Sidewalk Doors Gratings Fire Escapes Elevator Cars Railings Marquises…
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