San Francisco : Architect and Engineer, Inc · leaf 78
000. Theprojects listed Include a subway underthe Mllpltas - Nlles branch of theSouthern Pacific Railroad at a cost of$200,000; two new overpasses and anunderpass, at a cost of $362,000, toeliminate dangerous crossings nearLlvermore on the new Altamont Passroad; and a $185,000 crossing overthe… … A heavy meialform built to I proper angles I and dimen-sions with a. — friction poltercontro Meddamper whichforms a per-fect throatonddown draftshelf. Preventswrong con-struction andsmoky f ire-r places. Dam-is easilyadjusted, dou-bling heatingefficiency, and should be completelyclosed when…
Architecture · Building
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