Contractors' and Dealers' Association of California · San Francisco : L. A. Larson · leaf 757
ivy Duty I / .^ Remixes Concrete When materials have passed through n^«^& P^^once, and come to discharging ^^^ ^1^%^;,the reversed discharge chute sprays them back to batch. Koehring-mixed concrete is ^^^^Z^^^t^^^concrete—dominant strength <:oncrete—an^toeve2^tct^g and bearing, the Koehring…
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