San Francisco : Architect and Engineer, Inc · leaf 232
... built-in telephone outletsadd real value to a home EVEN if only one telephone isneeded immediately, its a wiseeconomy to plan ahead for otheroutlets. Conduit is inexpensive toinstall during building... andbuilt-in telephone facilities addreal value to a home. Future telephones can beadded…
Architecture · Building
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![An illustration from Directions for the use of Diamond dyes [microform] : how to dye more than one hundred colors with Diamond dyes (1900)](https://img.insideoutlibrary.com/img/200/ia-cihm_45756-14-0.webp)
