We use Optical Character Recognition (OCR) during our scanning and processing workflow to make the content of each page searchable. You can view the automatically generated text below as well as copy and paste individual pieces of text to quote in your own work.
Text recognition is never 100% accurate. Many parts of the scanned page may not be reflected in the OCR text output, including: images, page layout, certain fonts or handwriting.
306 MOTION PICTURES FOR INSTRUCTION
Electrical Heart, The — Y. M. C. A. Motion Picture Bureau, 120 W. 41st 81, New Yoric City, md 1111 Center St., Chicago, 111. Storage Batteries and their production.
Farm Electric Visuagraph, The — W. E.
The possibilities of rural electrification told in story form.
Glow of the Lamp, The — G. E.
This film shows the great variety and multiple uses of the incandescent lamp — the manufacturing end is not neglected.
Headlights — 2 reels — W. E.
An interesting safety film showing the necessity for good headlights.
Jupiter's Thunderbolts — W. E.
The history of the storage battery; Benjamin Franklin's experiments with his kite, Galvani's experiments with frog legs, Plante's first battery which was made in 1860; the place that the storage battery holds after sixty-six years of development; its uses and details of manufacture.
Kilowatt, the Conqueror, New California Electric Corporation, Denver, Colo.
The great dams of the west and electrical power plants and equipment; scenes in the Sierra Nevadas; Mt. Dana and Mt. Whitney; Imperial Valley, the truck gardens of America.
Light of the Nation — W. E.
A rather detailed and technical presentation of the manufacture of Mazda lamps.
Making Telephone History — American Telephone & Telegraph Co., 195 Broadway, New York City.
Interesting points in the history of the telephone — Alexander Graham Bell, the inventor — the first crude telephone in 1875 and its evolution to date — an early switchboard as contrasted to the modern telephone exchange — overhead and underground cables — laying an ocean cable.
Notable Achievements in Electricity — 3 reels — Atlas Educational Film Co., Oak Park, III., or Willard Battery Co., Cleveland, Ohio. Highlights in the development of electricity shown in an interesting