Sweet’s indexed catalogue of building construction for the year 1906 (1906)
New York : Chicago : Architectural Record · leaf 326
TEEEE^^^ S>70N€ Suit. Fig. DIAGRAM SHOWING MEASUREMENTS NECESSARYIN ORDERING FIREPROOF WINDOWS Continued on Next Page FIREPROOF EQUIPMENT 255 J. C. McFARIAND & CO. … JiefT^^,/-, Fig. 2. STANDARD WINDOW, Double-hung or made tocounterbalance without weights. Can also be equipped withautomatic closing device.
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