Builder's hardware; a manual for architects, builders and house furnishers . Fig. 3 7 1. Mathess Adjustable Screwless Door-knob. Nimick & Brittan. lugs on the shank, which in one position of the knob will slipinto the hole in the rose ; but when half turned will catch onthe inner side of the plate, thus rendering it impossible forthe knob to be removed except by unscrewing the face-plates Screwless & TowueMfg.

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Keywords: ., bookcentury1800, bookdecade1890, bookidbuildershard, bookyear1890