Browse Items (37 total)

Traces the history and significance of New Harmony, Indiana, from its communal origins to its contemporary renaissance as an historic landmark. Explains that when the Harmonists moved from Indiana to Pennsylvania, Robert Owen purchased their holdings…

The film documents lecturers during the keynote address at the Twenty-First Annual Institute on Hospital Accounting and Finance.

Illustrates some of the characteristics of mountains, including peaks, ranges, and systems. Explains map symbols, effects of mountains on weather, and the economic importance of mountains. Includes aesthetic scenes and shots of indigenous plants…

Shows different types of cells and cell division. Uses microscopic images to explain the four phases of mitosis - prophase, metaphase, anaphase and telephase, along with the role of chromosomes and genes.

Reviews basic flanking and to-the-rear movements, and describes in detail military countermarch, continuous military countermarch, fantail countermarch, minstrel turn, and carnival turn. Demonstrates whistle signals and music cues. Animated…

Contrasts various related activities of microorganisms as explained in the nitrogen cycle and the roles played by various types of bacteria in the conversion of nitrogen from one form to another. Indicates by animation that only a small number of all…

Lists the postulates developed and used by Robert Koch to prove that a specific disease is caused by a specific microorganism. Presents some of the methods developed for protection against disease and against undesirable decomposition of foods.

Utilizes simple mock-ups to develop concepts of electrical pressure, current, resistance, Ohm's Law, and electrical power. Measurement is demonstrated with a battery and lamp circuit. Ohm's Law is used to work the formula Volts=Amperes x Ohms. Use…

Develops the importance of measurement in science and in our daily lives. Points out the vast variety and number of measurements in use today, and shows the descriptive and comparative nature of measurement. Shows that measurement is a very important…

Shows the many types of letters and lettering devices which may be used to produce effective printing on such materials as charts, posters, and bulletin boards. Illustrates the use of rubber stamps, cut-out letters, 3-D letters, stencil letters,…