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Jam Handy Organization, Division of Visual Aids, United States Office of Education, Federal Security Agency
Summary:
Shows how dimpling and countersinking prepare metal for flush riveting, how to operate a dimpling machine, and how to countersink work for flush rivets.
Relates the story of the Auxiliary Fire Service in Great Britain during World War II and shows men and equipment combating a real fire. Then describes the improvements in equipment since the war, and stresses the need for adequate preparation against possible future enemy attack, especially through trained civilian volunteers.
Shows Ivan Pavlov testing his theory of conditioned reflexes by observing the conditioned and unconditioned saliva flow in a dog, feeding fish conditioned to various hunger stimulants, educating a puppy to a meat diet, and observing a squirrel's response to danger. Distinguishes between blind instinct present in all animals from birth and reflex actions set up by conditioning to certain oft-repeated stimuli. Explains the process of checking reflexes and shows its application in the treatment of certain neuroses in human beings.
Tells the story of several children who build a snowman and give him a personality of his own. They use a carrot for his nose, but during the night someone steals the "carrot nose" and to discover the thief the children replace the carrot and watch the snowman through the night. They discover that hungry rabbits and deer are the culprits and then place food out for these animals.
Presents a factual summary of the basic United Nations Organization program for world security in 1945. Clarifies the structure, analyzes the plans, and shows how, by joint action to solve relief, food, and money problems, the world can be rid of conditions that breed war.
Surveys the development of blood transfusion in international medical history from Landsteiner's discovery of the four blood groups in 1901. Shows the setting up of various blood donor and blood bank systems in England and the United States. | Surveys the development of blood transfusion in international medical history from Landsteiner's discovery of the four blood groups in 1901. Shows the setting up of various blood donor and blood bank systems in England and the United States.
Shows the relation between the aftermath of war and the "pale horseman," epidemic disease. Discusses the plight of 100,000,000 displaced persons soon after World War II and the activities of UNRRA.
Contains scenes of the destitution left in the wake of World War II and of the famine and exposure from which so many thousands died. Discusses also the economic importance of food.
