116 U. S.

Duration: 24 min

Year Published: 1939

Creator: Manufactured Abrasives U.S. Bureau ofMines in cooperation with The Carborundum Co.

Format: 16mm

Description: Discovery and making of carborundum; making of aloxite; making, storing, and packing grinding wheels; uses of manufactured abrasives, sanding papers and cloth. Silent same version, title, available

Complete Record: Type: Motion Picture

Metadata Source:3434 U.S. Government Films