Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 295
to Doorsand frames, using the same as is appliedto wood doors. The Richardson Door is hand^omelyfinished in duplex plated Old Copper, of adeep rich tone, or Brass, which gives abright handsome effect; both finished ^vitha heavy coat of the highest quality oflacquer; or painted a priming coat at… … RICHARDSON STANDARD SOLIDPANEL DOOR
Building materials
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