Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 483
est quality of sheet metals with special machines. Are steel and extend clear through the knob and into the wood. There is no strain on the i^nob, the bump is on the screw endwise. Are of the best quality of rubber for the purpose. For the Base Knob the tip isvulcanized to the head of the screw,… … . REGULAR P.^TTERNFLOOR STOPSEven numbers 2 to 54 inclu-sive. Made of Steel tripleplated and of Bronze Metal andBrass. All Finishes
Building materials
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