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Shows the geological influence on local distribution of plants in the non-glaciated area of southwestern Wisconsin. Highlights many soil conditions and the variety of plants in their region. Categories each plant group shown and superimposes botanical names of each plant shown.
Division of Visual Aids, U.S. Office of Education (Producer), Federal Security Agency (Producer), Ray-Bell Films, Inc. (Producer)
Summary:
Explains why accessories are used with gage blocks; shows how to inspect a plug gage, an adjustable snap gage, a profile gage, a ring gage, and a screwthread pitch; and shows how to build a height gage and scriber.
Teaching Film Custodians abridged classroom version of a Cavalcade of America television episode, "The Last Will of Daniel Webster" (season 2, episode 8), which first aired November 14th, 1953 on ABC-TV. The film is a re-enactment of Webster's political career, as it influenced and was influenced by the slavery issue from 1830 until his death in 1852. It presents his relationships with Senators William Seward and Henry Clay and provides a basis for assessing his motivation in supporting Clay's Compromise of 1850. The film begins with an 1830 meeting between Webster, the presidential hopeful, and a newspaper publisher who offers support if Webster compromises in order to unite factions; Webster refuses. The film later presents Webster's conflicting stands on slavery before, after, and as communicated in, his controversial speech of March 7, 1850 that supported Senator Clay's compromise bill.
Demonstrates various methods of preparing materials to be used on different types of still projectors. Explains that instructional materials may be prepared for projection by utilizing their qualities of opacity, translucency, and transparency. Shows the use of carbon film, adhesive coloring materials, India ink, and sheets of plastic. Demonstrates a technique for stenciling on carbon film and a method for making plastic transparencies from magazine pictures.
**WARNING: CONTAINS GRAPHIC IMAGES OF LAB TEST ANIMALS** Illustrates the basic techniques of obtaining germfree environment, germfree animals, and methods of germfree miantenance. Demonstrates the methods by which germfree animals may be obtained as with the chick from the egg and a guinea pig from a Cesarian operation. Concludes that thee techniques contribute in the field of immunilogical studies and in the study of tissue response to parasites.
Describes the states of Texas, Louisiana, Mississippi, Alabama, and Florida as comprising the Gulf Coast region of the United States. Picture crops in Florida and explains that these crops are grown twelve months of the year. Contrast the varieties of soils found in the region. Briefly describes the large ports of Houston and New Orleans. Highlights the industires of the region including oil, grazing, and lumbering.
Illustrates abnormalities in gait caused by pain, structural defects and deformities, neuromuscular disorders, and a combination of these causes. Details technical symptoms of the gait and posture resulting from poliomyelitis, spastic paralysis, hypotrolic muscular dystrophy, distonia musculora, and dislocation of the hip, indicating the results of the Trendenburg, flexion, and other tests. Presents Dr. William T. Green of Harvard Medical School providing the narration for the examples and conducting the physical examination for each case stressing that careful observation of the gait is one of the key factors in diagnosis.
Do you like to live in a city? Or would you prefer to move to the suburbs and escape slums, juvenile delinquency traffic jams? Many people are moving to suburbs, and urban areas are growing until, on the east coast, there is in effect one continuous urban areas stretching from Washington, DC to Boston, Massachusetts. What can be done to reclaim the slums? How can industry be attracted back to an area it has deserted? The story of the development of the East Liberty area of Pittsburgh is told in detail, showing how effective private citizens can be if they wish. Once again other information on the solution offered by different groups and communities is made available –though much of the material in this program echoes comments and data from the previous program. But this, again, is an effective plea for the citizens’ concern for his community.
Demonstrates the use of high contrast photography for the preparation of 2" x 2" and 3 1/4" x 4" negative and positive slides, transparencies, and overlays for overhead projectors and for printing on paper for use in opaque projectors. Shows the basic steps of setting up to photograph materials on high contrast film as well as the processing of the film. Illustrates the application of this type of photography in the preparation of instructional materials in a variety of subject-matter areas.
Demonstrates the production and utilization of seven types of 3 1/4" x 4" handmade slides by teachers and pupils in various school situations. Stresses sources of picture material and special production techniques, such as the placement of the copy, its size, the use of a margin guide, and binding techniques.
