The Architect & engineer of California and the Pacific Coast (1905)
San Francisco, Calif. : Architect and Engineer Co · leaf 169
^yiTH many tubesin one header,the unequal expan-sion causes leakyjoints. Rerollingthins the tube endsand means newtubes. In the de-s ign of a headerholding but twotube ends eachtube can expandwithout strain onheader or joints.+1® This is anotherfeature of the PARKER WATER TUBE BOILER Keystone… … Architects ordering Enamel and not getting it should Specify Satin ette the Perfect White Ena mel
Architecture · Building
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