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Presents a 1948 report on the School Camp experiment authorized by the Board of Education of the City of New York and conducted in cooperation with Life Camps, Inc. Shows numerous examples of chil...
Shows how surface plates are used to check the flatness of surfaces, types of scrapers, how to remove high spots, and how to determine when a surface is scraped flat.
Includes harbor activities at the ports of San Francisco, Puget Sound, San Diego, Los Angeles, and Portland. Also shows how Los Angeles, lacking a good natural harbor, built one by erecting huge b...
Studies inhabitants of the three kinds of seashores--the sandy beach, the rock pool, and the mud flat--beginning with the sea gull. Shows close-ups of sea weeds; then pictures in their natural hab...
Demonstrates modern techniques for teaching primary grade pupils to read, write, and do simple arithmetic. Shows children, participating in such classroom activities as reading-readiness tests, sto...
Portrays the frequency of a mutant in the gene pool as reaching a state of equilibrium when, per generation, its origination by mutation equals its elimination by genetic death. Discusses genetic d...
Surveys selling as a career. Portrays a day in the life of a typical travelling salesman at home and on the job. Portrays various types of sales people who sell by personal contacts, mail, teleph...
Illustrates the different methods used by various salespeople. Shows how suggestive and descriptive selling aids the customer, the individual salesclerk, and the store.
Shows how to set up the turret lathe for the production machining of bushings from bar stock; how to install the collet; how to set up the hexagon turret; and how to set up the cross slide.
Shows how the horizontal boring, drilling, and milling machine operates; how to install the fixture; how to set up the workpiece; and how to select and install an end mill and a face mill.
Discusses the role of heredity and environment in determining the sex of various organisms. Indicates that in some organisms it is the environment in which a given genotype functions that determin...
Portrays sex as a polygenic trait which may be considered to be determined by the balance of genes on different chromosomes. This view is substantiated by the work of R. Goldschmidt on the gypsy mo...
How to select the correct arbor; mount the work head; adjust the work head for clearance settings; and set up for sharpening the outside diameter, corner, and face.
Shows how to heat carbon-steel tools for forge sharpening; how to sharpen, harden, and temper a plowshare; how to sharpen, harden, and temper a cultivator shovel; and how to identify tempering colors.
Shows how to handle sheep for shearing and the relative positions of the shearer and the sheep during each shearing step, the step-by-step procedure in shearing sheep, and the method of rolling and...
Uses a poem by F. L. McConkey and drawings by Joseph Servell to depict the work and social environment of a factory town where anger frusteration, and despair set in when the workmen are laid off.
Discusses the extension of the senses through a variety of techniques that enables man to study events of short duration; uses analysis of a lighting flash as an example. Questions posed about ligh...
Presents a number of family situations to show that behavior of a child depends on his age and how the development of an individual's personality is affected by many family factors. Portrays exampl...
"A record of the achievements of the Canadian Army's First Division in the Sicilian campaign of World War II, a campaign that breached the walls of Axis Europe. It also shows how this campaign was ...
Shows a skilled ceramist demonstrating the step-by-step process of making simple molds of three types: slipcasting, drape, and press molds. Portrays the process from pattern-making to the complete...
Demonstrates three slab methods of pottery-making. Shows wedging, forming a candleholder directly from a lump of clay, rolling a slab for a simple tile, and constructing a flower container from sev...
Explains and illustrates in detail simple stunts for strength, stunts for skill, and stunts with sticks. Demonstrates the techniques and benefits of stunt variations, and emphasizes safety precauti...
Shows the parts of a single ram vertical machine; how to interpret the blueprint of a broaching tool; how to install broaching inserts for straddle broaching; how to mount the toolholder with its a...
Depicts the life and adventures of Sir Francis Drake, an English explorer of the 16th century. Portrays his exploration of the new world and shows some of his personal possessions including sword,...
In this film, impairment of skilled acts by disorders of coordination is demonstrated. Also shown are cases of paresis or paralysis of participating muscles; hemiplegia; ataxia in multiple sclerosi...
A group of fifth-grade children demonstrates the singing game "Skip to My Lou." After the introduction, the words are shown by animation. The boys and girls then demonstrate the action of the game ...
The narrator coaches Bill as he picks up Carol for a date at a costume party, and helps him to observe social courtesy during the party. Bill learns how graceful introductions are made, how to mak...
Shows how to solder a lug, using electric soldering tongs; how to solder a lug, using a blowtorch; how to solder a lug, using a solder pot and ladle; how to splice stranded conductors, using a spli...
Newsreel sport highlights from notable sporting events from the year. Events include: National Basketball Invitational finals, The Preakness, 29th Indianapolis 500 Speedway Race, National Golf Open...
Shows how to select correct rivet sets for stationary and portable squeezers and how to set up and use the stationary squeezer and the portable squeezer.
A skilled potter demonstrates the correct stacking of both green and glazed pottery in a small kiln as the narrator explains the factors involved. The potter then shows each step in firing the pieces.
Shows how to check for play in the steering wheel; how to check the front end assembly for excessive play; how to make a rough test for wheel balance; how to correct wheel runout; how to make a toe...
All organisms tend to maintain their organization in spite of changing environmental conditions. Dr. Roney describes the different types of responses which organisms make to stimuli. Using the micr...
Demonstrates active vasomotion as it occurs in arterioles, terminal arterioles, and precapillary sphincters and as it affects the capillary bed in a bat's wing.
Introductory scenes show the techniques used for mounting bats and recording the circulation in their wings. A view of the general distribution of the vascular components is followed by more detai...
Behavior of blood and vascula...; Behavior of blood & vascular
Date:
1948
Summary:
Detailed reactions of the minute vessels and the blood which modify the flow through these regions are demonstrated by high magnification of a bat's wing. The form and behavior of the platelets wit...
Pictures a northern English farm around haymaking time, stressing the interdependence of city and country life. Vegetables and milk go to the city markets and wool goes to the factories. From the ...
Students from the Hinsdale South High School, Clarendon Hills, Illinois, and New Trier East High School, Winnetka, Illinois are shown in swimming contests and in demonstrations on techniques and ru...
Teaches the square dance figure "Take a Little Peek," with synchronous music and action. Presents live and animated demonstrations of the dance at regular speed and in slow motion, and explains the...
Scenes of Frank Lloyd Wright's home near Phoenix, Ariz., illustrating his basic principle that buildings should blend with their natural surroundings. This home is built of boulders and redwood tru...
Presents ballad singers singing three authentic American folk songs: "Strawberry Roan," "Grey Goose," and "John Henry." The background for the singers is a farmhouse kitchenyard after the noonday m...
Shows the use of tape recorders in teaching situations and presents some of the different models of recorders indicating their controls, various speeds, and purposes. Gives a demonstration of seve...
"The story of the Lancaster airplane, the first large bomber built in Canada. Shown are the workers involved in its construction, and the crew who ferried it overseas, as well as the combat crew wh...
Seeks a point of view on the United States tariff policy through interviews with a subject expert and three opinion representatives. Explains popular misconceptions of the tariff problem and fundam...
Presents in detail step-by-step techniques used in gravimetric analysis and the preparation and use of both the Gooch crucible filter and regular filter paper in this type of chemical analysis. Par...