Electrons on parade.

A: Access CP: Composite Positive AC: Acetate B: 800' 16/8/9.5mm 16mm Black & White Sound 600 William J. Ganz Productions United States Armed Forces Institute, Define an electron and shows how its power is used. Explains steps in the manufacture of the electronic vacuum tube and its importance to the daily life of the nation.
Complete catalog record
Define an electron and shows how its power is used. Explains steps in the manufacture of the electronic vacuum tube and its importance to the daily life of the nation. NOTE: Two (or more) records have been merged together to create this data.

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Sources

  1. 16mm Filmography (legacy record) — title, year, creator, length, format, sound, description, catalog record
  2. Educational Film Guide 1946 — title, year, creator, length, format, sound, description, catalog record
  3. Index of Training Films 1946 — title, year, creator, length, format, sound, description, catalog record