134 U. S.

Duration: 19 min

Format: 16mm

Color: Color

Description: ments, scale, remove calculus, polish, and decide whether or not all calculus has been removed; functioning of gland ducts and formation of accumulations in diagrams. Special film for dental sonnel

Complete Record: Film number: MN 3542 Type: Motion Picture

Metadata Source:3434 U.S. Government Films