Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 255
ZED SHEETS. On the following page, we show one of our many designs of steel ceilings. Thelimited space will not permit us to show our entire line of this material. To properlydisplay the great variety of patterns we now carry in stock, requires a 200 page cata-log, which we are pleased to furnish…
Building materials
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