Catalogue of dental materials, furniture, instruments, etc., for sale . per pair $ . each .25 172 S. S. WHITES A NEW FORM OF SCREW FOR SECURING GOLD FILLINGS IN DIFFICULT CASES. PATENTED BY E. OSMOND, M,D,, , OCTOBER 7th, 1873. A A. VIEW OF INSTRUMENTS AND SCREWS ENLARGED. A A are Screws made of 20-carat gold wire, annealed, split about half-way, once ortwice, so as to form two or four arms when opened. B is a Screw-Driver, surrounded bya tube for the purpose of holding the Screw and carrying it to its place in the tooth. C isa Drill, for the purpose of drilling a hole which is
Catalogue of dental materials, furniture, instruments, etc., for sale . per pair $ . each .25 172 S. S. WHITES A NEW FORM OF SCREW FOR SECURING GOLD FILLINGS IN DIFFICULT CASES. PATENTED BY E. OSMOND, M,D,, , OCTOBER 7th, 1873. A A. VIEW OF INSTRUMENTS AND SCREWS ENLARGED. A A are Screws made of 20-carat gold wire, annealed, split about half-way, once ortwice, so as to form two or four arms when opened. B is a Screw-Driver, surrounded bya tube for the purpose of holding the Screw and carrying it to its place in the tooth. C isa Drill, for the purpose of drilling a hole which is afterwards tapped by the Tap-Screw D. Figures 1 and 2 are Teeth with large saucer-shaped cavities, such as we very fre-quently find, but other cases in which these Screws are available will readily suggestthemselves to the mind of the experienced operator. Price of set of 6 Instruments, Nickel-Plated, in Morocco Case, Velvet-lined, including one dozen large and one dozen small Screws, 20-carat gold . $ Screws, large . . . . per doz. small ........ Practical Directions for inserting Screws accompany each Case. DR. C0RYD0N PALMERS WEDGING PLIERS.
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Keywords: ., bookcentury1800, bookdecade1870, bookidcatalogueofd, bookyear1876
