Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 338
crete are supported upon retaining wall and beam atbuilding, and have stififeners of steel I-beams or concrete trusses placed at properintervals. (Fig. 11.) Continued on Next Page PEISM LIGHTS, ETC. 267 AMERICAN LUXFER PRISM COMPANY EXPANSIONJOINTS. FREEDOM FROMCONDENSATION. NO EXPOSEDIRON.… … Fig. II. SIDEWALK VAULT LIGHTS, PERSPECTIVE awayfrom Concrete being a poor conductor of heat, the condensation so common with othersystems is wholly avoided. Iron plates, ordinarily used, are entirely omitted in this system, thus doingwith the joints which cause such endless difficulty, and…
Building materials
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