San Francisco : Architect and Engineer, Inc · leaf 174
Alushmenl. 3. THE TORTURE TEST. Research scientists turnIleal lamps on Alumi-Shield and asheet of any other asphalt roofing. The otherroofing bubbles and boils, its surface gelsscorching hot and thermometers record healpassing through the roofing. New Alumi-Shield retards the penetration of heat… … DependableBuilding Materials • Lumber • Plywood • Insulation • Shingles • Concrete form panels • Building paper • Shingle stains • Wall board • Termite control Goods of the Woods E. K. WOOD LUdlBER CO. LOS ANGELES • SAN FRANCISCO • 0\KL\ND
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