San Francisco, Calif. : Architect and Engineer Co · leaf 481
THIS IS THE BEST AUTOM \T1C STFAfVl / \ AI V H IMrrtuVEDNO 6 FOURWAV-DRAINPERFlUluOUPLEX GUARANTEED FORFIVE YEARS OR USE ONI … fjr:i^ itytlcating ? \ stem INTERNAL VIEW Four-way drainini; attachmentclears valve of sediment andwater of condensation bycapillary attraction. Valve has been on market for years, stood the test of time and is NO EXPERIMENT SAMPLES SENT GRATIS TO ARCHITECTS IMAKERS . \ 0 u ■
Architecture · Building
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