Illinois Society of Architects · Chicago · leaf 538
Sectional of No. 1 Trap … Type 100 THE DUNHAM PACKLESS RADIATOR VALVE Lever and Wheel Handle Types The Dunham Packless Inlet Valve is a l)ona fide packless radiator Aalxe not depend-nt on sjirings or packing rings. A most imjjortant feature is tli= prevention of leakagre of air into the radiators of a vacuum system. Jhe…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
