Vintage Hinged Dental Display Model by Pro-Phy-Lac-Tic cultural turned legs with paired front

turned legs with paired front and side stretchers

the leather shows evidence of wear

a spring loaded hammer strikes quart in order to create a spark

The company was sold to the Standard Steel Tube Company in 1907 for $25

Vintage Hinged Dental Display Model by Pro-Phy-Lac-Tic cultural turned legs with paired frontc. 1920s 1930s; Pro Phy Lac Tic Brush Company Florence, MA Compact hinged dental demonstration model molded in early celluloid or composition plastic, featuring a full upper and lower set of anatomically rendered teeth mounted within a faceted metal edged case. The model opens and closes smoothly, revealing detailed tooth forms and gum contours intended for in office demonstration or patient education. The exterior retains its original metal top plate