San Francisco (Calif.). Board of Supervisors · San Francisco, Cal. : Board of Supervisors of the City and County of San Francisco · leaf 154
notbe tested until it has been removed to a point where theflame would not reach the sewer air; otherwise an explosionin the sewer itself may be caused. This appliance obviateathe necessity of returning to the laboratory to make each test. New York City has a school for Its municipal employees… … VOL. VIII—No. 19. SAN FRANCISCO, THURSDAY, MAY 13, 1915. IcPaid S» Francisco Cal Permit No. 145 Supervisors Authorize Work Commenced on Several Public Buildings The Board of Supervisors, at its meeting on Monday after-noon, set the necessary machinery in motion whereby a num-ber of public buildings…
Civic improvement · City planning · Public works
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