The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 463
The RISDON WATER-TUBE BOILER has no superior for Safety, Durability,Economy and Simplicity of Construction. tjr~ Send for our Catalogue giving full description. MANUFACTURED ONLY BY UNION IRON WORKS CO., San Francisco … CUT MAINTENANCE COSTS AMERICAN INGOT IRON CORRUGATED CULVERTS Once in place they need no further attention. The purity of the iron is such that cor-rosion is eliminated and the extraordinary strength of these culverts enables them to standany depth of fill. If it is necessary to have a shallow fill…
Architecture · Building
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