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Date:: 20uu
Summary:: Use the quality selector icon in the media player to change quality settings. This is the icon to the right of the volume selector shaped like a gear.

Date:: 20uu
Summary:: Use the quality selector icon in the media player to change quality settings. This is the icon to the right of the volume selector shaped like a gear.

Date:: 1945
Summary:: Shows how to set up rotary shears, make test cuts, and operate the shears; and how to set up high-speed shears, make test cuts, and operate the shears.

Date:: 1957
Summary:: Discusses new explorations by the American Museum of Natural History; indicates that important finds have opened up the early history of the area of Afghanistan, Baluchistan, and the Indus Valley.

Date:: 1959
Summary:: Explains the materials, tools and techniques of linoleum block printing. Shows how they are made and used. Illustrates with examples of block prints.

Date:: 1948
Summary:: 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.

Date:: 1959
Summary:: Breezes can move boats across water, lift kits to the sky and dry clothes. Dora tells a story, illustrated by shadow puppets of a little breeze called Blower who didn't want to play with his bigger rough friends. Instead, he sets out to make friends of his own, by drying clothes, taking a boy's kite into the air and by sailing some boats across a pond.

Date:: 1942
Summary:: Musical performance revue that includes three separate songs in this order: Some of these days, Caldonia, and Is you is, or is you ain't my baby?

Date:: 1937
Summary:: Demonstrates through animated drawings and cinemicrography the three lines of defense against infection--the skin and mucous membranes, the lymphatic system, and the circulatory system including liver and spleen. Explains immunity to certain diseases, and describes how man can improve defenses against infection.

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