Encyclopaedia Britannica Biology Program.

No holdings listed.

Related films:

• What is electric current? (1961) · Encyclopaedia Britannica Films
• Weights and measures (1954) · Encyclopaedia Britannica Films
• The wheat farmer (second edition) (1956) · Encyclopaedia Britannica Films
• The middle states (second edition) (1956) · Encyclopaedia Britannica Films
• The earth in motion (1936) · Encyclopaedia Britannica Films
• The corn farmer (second edition) (1960) · Encyclopaedia Britannica Films
• The British Isles : the land and the people. Second edition (1963) · Encyclopaedia Britannica Films
• Simple machines (and their applications) (1941) · Encyclopaedia Britannica Films

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