Start Over Date 1945 Collection IUL Moving Image Archive Unit IUL Moving Image Archive

11. Mermaid's paradise (09:56)

Date:
1945
Summary:
A study of aqua-sports using underwater photography. Including swimming, synchronized diving,

12. Molding a horizontal cored part (21:54)

Date:
1945
Summary:
Use of a horizontal core, a split pattern, chaplets, and chaplet supports; how to gate a mold for rapid pouring of a thin casting; and how to clean a casting.

13. Molding with a loose pattern (floor) (24:04)

Date:
1945
Summary:
Shows the difference between bench and floor molding, how to face a deep pattern, ram a drag and walk it off, clamp a mold, locate sprues and risers, and tuck the crossbars of a large cope.

14. Molding with a three part flask (34:59)

Date:
1945
Summary:
Shows how to use a deep follow board; the technique of facing, ramming, and venting a deep green sand core; how to use a cheek in a three-part flask; and the purpose and method of step-gating.

17. Repulsion induction motor general overhaul (24:52)

Date:
1945
Summary:
Shows how to check a repulsion-induction motor for electrical and mechanical faults; how to dismantle a repulsion-induction motor; how to clean and plug the commutator; how to turn the commutator; ...

18. Roughing-in non-metallic sheathed cable (24:02)

Date:
1945
Summary:
Shows how to plan the installation of the circuit run, switch run, and wall receptacle run; how to determine the location of required runs; how to install an offset bar hanger and ceiling outlet bo...

19. Sawing a reverse curve and a bevel reverse curve (17:25)

Date:
1945
Summary:
Shows how to select and lay out stock to avoid waste; how to reverse curves to contour lines; how to use the table tilting gage; how to saw a bevel reverse curve; how to prepare a template for a ne...

20. Setting up and machining bar stock (34:09)

Date:
1945
Summary:
Shows how to set up the turret lathe for the production machining of bushings from bar stock; how to install the collet; how to set up the hexagon turret; and how to set up the cross slide.