Educational film catalog (1936)

617.7-621.3 EDUCATIONAL FILM CATALOG Preventing blindness and saving sight. 20min 16-si-loan 35-si-nf-loan 1930 Nat. soc. for the prevention of blind- ness 617.7 "Shows the causes of blindness, and the simple precautions which, if observed, will preserve the vision of many people." Kan- sas "Excellent film for advanced health class- es, school nurses, community welfare or- ganizations, etc. It is a fine treatise on the various causes of blindness." Wisconsin 617.8 Care of the ears How we hear. 6min 16-si-$8.82 35-si-f-nf- apply Bray 617.8 "A study of the structure and functions of the human ear, shown by animated dia- grams and photography." Texas Out of the silence. IR 16-sd-apply 35-sd- f-nf-loan Western electric 617.8 A presentation with dialog and musical setting of the problem confronted by the hard-of-hearing. Story starts with Beetho- ven composing his Ninth Symphony and then changes to show how school children suffering from impaired hearing may be helped by ear aids developed by Bell tele- phone laboratories engineers 619 Veterinary medicine Clean herds—and hearts. 3R 16-si-loan 35- si-nf-loan 1924 U.S. agric. 619 A Bureau of animal industry film "The story of a community campaign for the eradication of aiaimal tuberculosis; relation of animal tuberculosis to human health; economic losses due to the disease; opposition to the campaign from various sources, and how it was over- come; how the campaign is organized, with cooperation from farmers and city organi- zations. Altho this film was made some time ago, it tells a splendid story of bovine tuberculosis and its relation to human be- ings." Iowa state college 620 Engineering Engineer. (Vocational guidance ser.) 12min 16-si-$24 35-si-nf-$80 prior 1927 DeVry 620 A vocational film by Fred C. Smith, formerly editor. Magazine of vocational guidance. Harvard university "Uses the civil engineer as a type. It shov/s the school training necessary as well as the various steps in after life thru which one must pass to qualify as chief engineer; the construction of the Brooklyn Bridge and the East River tunnel from preliminary plans to the completed struc- ture." Indiana Jh-sh Guide 621 Mechanics and machinery Simple machines. Eastman ISmin 16-si-$24 1929 621 "Built up, step by step, from the com- mon lever to combinations of all six simple machines, this film will promote an under- standing of the operating principles of all complex machines." Wisconsin Jh-sh-c Guide Skilled mechanic. (Vocational guidance ser.) I2min 16-si-$24 35-si-nf-$80 prior 1927 DeVry 621 A vocational film by Fred C. Smith, for- merly editor. Magazine of vocational guid- ance. Harvard university "The skilled mechanic at work and the conditions under which he labors, the social value of group work, the necessity for skill and speed which comes only after a long period of experience, the necessity for a knowledge of related matters, such as blue-print reading, proper selection of ma- terial, different methods of construction, etc., the diversity of skilled crafts in this group. ' Texas jh-sh Guide Story of power. 45min 16-si-loan 35-si-nf- loan prior 1927 Bur. of mines 621 Made in cooperation with Stone and Webster engineering corporation from whom it may be secured in a 2R version under the title "Power" (16-si-loan 35-si- nf-loan) "Pictures early development of steam en- gines and Stephenson's locomotive, 'The Rocket,' and demonstrates modern uses of electricity. Scenes, maps and animated diagrams illustrate production of electrical power by steam and water and its trans- mission over the country." Utah el-jh-sh-c 621, St earn engineering Modern trend in turbine design. 2R 16-sd- loan 35-sd-f-nf-loan General electric 621.1 "Describes various factors and influences entering into and affecting the design of modern steam turbines." Producer Jh-sh Steam power. 15min 16-si-$24 1930 East- man 621.1 "The evolution of the steam engine is shown, from the Newcomen atmospheric pressure type to the simple slide valve type. A pageant of nineteenth century lo- comotives concludes with an analysis of a modern locomotive." Wisconsin jh-sh Guide Turbine with the solid rotor. 25min 35-si- nf-loan Westinghouse 621.1 "Showing by animation and actual scenes all the stages of manufacture of the steam turbine. . . Taken at the . . . South Phila- delphia Works of the Westinghouse Elec- tric & Manufacturing Company." Producer 621.3 Electricity. Applications It is difficult to draw the line between 621.3, applications of electricity and 537, the theory. Many books take up both. In many schools, the satisfactory arrangement would be to combine these classes; and in most cases 537 would probably be the most satisfactory number. If subdivision is de- sired, 537.8 is number for applications. In this li.st, both 537 and 621.3 are used, to agree with the Decimal classification and with the practice in many libraries Big deeds. 2R 16-si-loan 35-si-f-nf-loan General electric 621.3 "Through General Electric Company fac- tory at Schenectady, N. Y. Huge hammer pounding 12,000-pound billet Into shape. Immense electric ovens. Research labora- tories. 900,000 volt Coolidge cathode tube. «i - silent; sd - sound; f - Inflammable; nf - safety; el - elementary: jh - iunior high; sh - senior high; c • college 40