Referendex : a manual of architectural specifications and construction information, catalogue announcements of manufacturers and dealers in building supplies. (1914)
Referendex Company · Referendex Company · leaf 216
nace accessories which will interestthem. C. A. DUNHAM CO., LTD.—HEATING SYSTEMS 171 C. A. DUNHAM CO., LTD. TORONTO. - CANADA VANCOUVER CALGARY WINNIPEG MONTREAL HALIFAX Dunham Vacuum and Vacuo-Vapor Steam Heating Systems Manufacturers and Sales Agents for the following STEAM SPECIALTIES Dunham… … THE DUNHAM RADIATOR TRAP FUNCTION^-^The prime essential of any high class heating system of the Vacuum orVacuo-Vapor type is the Dunham Radiator Trap, shown here in cross section one halfits full size, for unless the water of condensation and air which accumulate in everysystem can be kept from the…
Construction Materials · Architectural materials · Manufacturers catalog
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