. Official catalogue of the Lewis & CLark Centennial and American Pacific Exposition and Oriental Fair, Portland, Oregon, , June 1 to October 15, 1905 ... (Patented)Piston in Brooks Pump Note:Suction, 31 , 2Sy2 , 60 (Armour Institutetest), 84%. A NEW MECHANICALPRINCIPLE Unlike any other cen-trifugal pump theBrooks does not dependupon close contact be-tween the revolving pis-ton and the cylinder forits efficiency. In theBrooks there is a com-plete absence of valves,vanes, springs or is nothing to getout of order or to be-come clogged
. Official catalogue of the Lewis & CLark Centennial and American Pacific Exposition and Oriental Fair, Portland, Oregon, , June 1 to October 15, 1905 ... (Patented)Piston in Brooks Pump Note:Suction, 31 , 2Sy2 , 60 (Armour Institutetest), 84%. A NEW MECHANICALPRINCIPLE Unlike any other cen-trifugal pump theBrooks does not dependupon close contact be-tween the revolving pis-ton and the cylinder forits efficiency. In theBrooks there is a com-plete absence of valves,vanes, springs or is nothing to getout of order or to be-come clogged. In theBrooks therefore theminimum of wear is in-sured and the efficiencyis maintained indefi-nitely. Investigate theBrooks. Send for WhyBulletin. Write for BulletinNo. 1; it tells why. Write for irrigation ormining propositions. (Patented) Piston in Brooks Pump for pumping heavy solutions, sand, etc. The vacuum created by the BrooksSand Piston is 28% inches. This fact,together with the evident simplicity ofdesign and freedom from sharp anglesgives the Brooks Dredging Pump un-challenged (Patented)Type B—Slow Speed, Two StageThe Brooks can be belt driven or direct con-nected to any motive power. THE DAYTON HYDRAULIC MACHINERY CO. DAYTON, OHIO PIERCE & CO., Pacific Coast Agents, Flood Building, SAN FRANCISCO 84 762-1, Dayton Hydraulic Ma-chinery Co., Dayton, 0. Brookscentrifugal pumps, suction 31 ft.;vacuum 28^ inches; pressure GOLbs. Manufactured by DaytonHydraulic Machinery Co., Day-ton, Ohio. C. D. Pierce & Co.,Flood Building-, San Francisco,agents for Washington, Oregon,California, Nevada and , Morse & Co., repre-sentatives. 190. The Graton & Knight , Worcester, Mass. Tannersand Manufacturers of Oak tannedleather belting. Main office andfactory, Worcester, Mass. Paci-fic Coast branches; Portland,Seattle and San Francisco. Nep-tune and special planer leatherbelting. (J VARAN TEEDSTRICTLY WATERPROOF. 601. Byron Jackson MachineWorks, San
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Keywords: ., bo, bookcentury1900, bookdecade1900, bookidofficialcatalogu00lewi
