GYROSCOPE AND GRAVITATION, THE
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✎ Suggest a correctionExplains the theory and operation of pendulous and mercury ballistic type compasses, the effect of gravity on a gyroscope, and the operation of an arms pendulous compass and a Sperry mercury ballistic compass.
Sources
- usgov-av-1974 — title, year, creator, length, color, sound, description
Record added 2026-07-01 03:45:47 · Suggest a correction