拍品专文
A similar instrument (but of all metal construction) is described in the 1910 Down Brothers catalogue of Surgical Instruments and Aseptic Hospital Furniture as Dr. Hewitt's modification of Fergusson's, p.187.
细节
DOWN BROS., London
A nickelled dental mouth gag, with sprung-action, retaining collar and smooth ebony grips -- 7in.(18cm.) long
A nickelled dental mouth gag, with sprung-action, retaining collar and smooth ebony grips -- 7in.(18cm.) long
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See illustration