San Francisco : Architect and Engineer, Inc · leaf 587
e ravagesof the weather. During manufacture the crushed slate or rock surfaceis imbedded in the asphalt as firmly as pieces of marble are imbeddedin a mosaic floor. The shingles are made in different sizes and in threecolors—red, green and blue-black. By using appropriate colors or dif-ferent… … 1920 1921 Value of Building Parmite in San Franoiaoo and in 20 Leading Cities, in PerCent of the Monthly Avoragie for 192O and 1921. BUILDING IN SAN FRANCISCO From an Index of the Associated General Contractors of Arrierica. BUILDING was at an unusually low ebb last summer in San Fran-cisco, due…
Architecture · Building
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