ractice. Fig. 1 shows the con- the external appearance of the patient's teeth after dition of the patient's upper teeth prior to treatment. Recent Tests of Nickel Steel Armor Piates. treatment by the Clowes method. The contrast be- It will be noticed several of the most important teeth tween Fig.… … the material of the filling Fig. 4. was itself smashed to solidifies and hardens, the pieces. Its effect on the DR. CLOWES' IMPROVEMENTS IN DENTISTRY. J. w. teeth will be rigidly con- target was a small crack 5 nected and locked togeth- inches long in one plate er, so that they cannot spread apart,…
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