A practical treatise on artificial crown- and bridge-work . CONSTRUCTION OF BRIDGK-WOIlK. 161 the same as sin;-le crowns, and the hridge cemented on wuli aslow-sottinii oxyphosphate cement (see page 141). The end ofthe bar is anrhored in the slot by either a gold or an amalgamlillinu-. Fig. 310 represents the bridge in position. The CovdrwUon of Small Pieces of Brid(/e-work is much simplifiedby the following method : Crowns are first made for the teeth (.rroots that form the abutments and temporarily placed in position. Fig. Fig. 312 Fio 313.

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Keywords: ., bookcentury1800, bookdecade1880, booksubjectcrowns, bookyear1889