San Francisco : Architect and Engineer, Inc · leaf 42
bols for Telephone,Telegraph and Radio Use, wasaccomplished. An AmericanStandard Graphic Electrical Sym-ools for Architectural Plans isavailable, probably through In-jdustrial Standardization, 70 East!45th St., N. Y. I As the number of symbols grows,pnd it must grow to keep apacejwith invention,… … SMOOT-HOLMAM
Architecture · Building
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