The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 493
levee, which wasopened at low tide and closed when theriver was high, would accomplish thedrainage witliout the use of power ofany sort. Some ranchers employ suchpipes, opening and closing the gates byhand at the proper times, and dispensewith the use of a gasolene engine. The further step of… … The Architect and Eiii::inccr 123
Architecture · Building
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