Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 301
VERTICAL SECTION SECTIONAL VIEWLOOKING DOWN ON BRACKET CONSTRUCTION No. F. A. 10 CONSTRUCTION F. A. lo—This construction is designed especially for fire protection. The Shuttercloses automatically at a temperature of 150 degrees. It is positive in its action. Cast-iron housingencloses the release,…
Building materials
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