Illinois Society of Architects · Chicago · leaf 457
ality is assured by approved basicdesigns, careful manufacturing methods and afactory inspection test of every Crane product. GRAN E GENERAL OFFICES: CRANE BUILDING, 836 S. MICHIGAN AVE.. CHICAGO Branches and Sales Offices in One Hundred and Forty CitUi Sational Exhibit Rooms: Chicaf;o, Sew… … Crane Cloje Valve No. 7 452 In our tests it was assumed that the besttemperature may or may not be 68 to 70 de-grees; and also the most satisfactory relativehumidity may or may not be 70 percent. Ventilating systems may be divided intogravity and mechanical systems. Air can bemoved into and from a…
Architecture · Building · Architects
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