124 U. S. GOVE

Duration: 23 min

Year Published: 1945

Creator: Molding on a Jolt Roll-Over Pattern Draw Machine U.S. Office of Education

Format: 16mm

Description: Principles of the jolt roll-over pattern d machine; how to fill the drag and jolt it; draw the pattern; set the drag and cope pattern plates on master mold boards; and finish and close the mold. Supplementary filmstrip, same title, also avail able. 32, 41

Complete Record: Series: Foundry Practice Series. Machine Molding Film number: OE 434 Type: Motion Picture

Metadata Source:3434 U.S. Government Films