San Francisco : Architect and Engineer, Inc · leaf 252
copper spikes with the points well sharpenedand close enough on center to make it impossiblefor a bird to roost. Also, all apertures and tileends were closed up with copper screening aswere the distances between the medallions underthe cornices. This sufficiently disturbed the habits of the birdsso… … DEPLACING duct work is a^^ costly ]ob in anv building. Wehatl to be certain that the steel selectedfor air-conditioning ducts would givethe longest possible service—at moder-ate cost. U-SS Copper Steel was thelogical choice. It lasts longer. Costsjust a little more. And our clients rec-ognize the…
Architecture · Building
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