San Francisco : Architect and Engineer, Inc · leaf 179
UNITED STATES STEEL … ^ SlOAi Take Iniuf mli ^ Here is the testimony oj 21 years contiuse, year in and year out. Some of the onvalves are still in service, a remarkahhord for hand-operated public equipment subnto severe daily use—and abuse. Do you wonder that SLOAN Flush Valvesinstalled exclusively tijrouglwut tlie…
Architecture · Building
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