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Overview
Laboratory experiments which later are applied to practical use are detailed here. Among the problems attempted and executed are the preparation of delicate springs from fused quartz and the steps in the manufacture of sodium lamps.
Details
- Status
- Released
- Release date
- April 26, 1940
- Original language
- English
- Spoken languages
- English
- Countries
- United States of America
- Production
- General Electric,A.O. Bondy
- Cast
- John Sheehan
- Director
- John Gilmour
- Budget
- Not recorded
- Revenue
- Not recorded
- IMDb
- View on IMDb