San Francisco (Calif.). Board of Supervisors · San Francisco, Cal. : Board of Supervisors of the City and County of San Francisco · leaf 17
ble monitors with nozzles up to two andthree-quarters inches in diameter are to be placed one at eachend of the boat. In the rail on each side of the boat two socketswill be fitted to which portable monitors with nozzles up to twoand three-quarters inches in diameter may be connected andused for… … comp uinl. direct acting, inverted cylinder type, havingpressure cylinder of 13 inches in diameter and a low-pressurecylinder of 26 inches, with a common stroke of 20 inches. The boilers, two in number, will be of the straight tube watertube type, built for a working pressure of 200 pounds per…
Civic improvement · City planning · Public works
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