Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 631
Fig. 6. Fig. 7. BINSEN BURNERS AUTOMATIC WATER HEATER No.Showing Construction ConlinueJ on Sext Page INSTANTANEOUS AND AUTOMATIC WATER HEATERS 56 HUMPHREY COMPANY PILOTLIGHT. AUTOMATICVALVE. The economy and success of an Automatic Heater depends on this littlelight. The Humphrey Pilot Light (Fig.…
Building materials
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