The Nation's Schools, Količina 39Michael Vincent O'Shea McGraw Hill, 1947 |
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Zadetki 1–3 od 82
Stran 75
... sound waves that make a room noisy . By absorbing these sound waves Acousti - Celotex cuts the noise short a split second after it's born - causes it to die out many times faster than it would in an untreated room . Granted , in every ...
... sound waves that make a room noisy . By absorbing these sound waves Acousti - Celotex cuts the noise short a split second after it's born - causes it to die out many times faster than it would in an untreated room . Granted , in every ...
Stran 77
... SOUND FILMS play vital role NATION - WIDE SERVICE THROUGH BRANCHES , WHOLESALERS , PLUMBING. Scene from " Ancient World Inheritance " -Coronet Instructional Films , Inc. Sound films bring the world into the classroom . They create keen ...
... SOUND FILMS play vital role NATION - WIDE SERVICE THROUGH BRANCHES , WHOLESALERS , PLUMBING. Scene from " Ancient World Inheritance " -Coronet Instructional Films , Inc. Sound films bring the world into the classroom . They create keen ...
Stran 55
... Sound Motion Picture Projector This film has a sound track which makes possible the accompaniment of commentary , natural sounds , sound effects and music . The pro- jector is similar to the silent motion . picture projector but has the ...
... Sound Motion Picture Projector This film has a sound track which makes possible the accompaniment of commentary , natural sounds , sound effects and music . The pro- jector is similar to the silent motion . picture projector but has the ...
Vsebina
Is Our Business | |
Expediency versus Principle Arthur B Moehlman | 18 |
Reporting on the Whole Child Charles E Hood | 25 |
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80th Congress activities American Ampro Asphalt Tile Association audio-visual bill board of education budget building cafeteria cation cent Chicago child Church City classroom color committee Company cost curriculum Department educa elementary school employes enrollment equipment experience film floor funds G.I. bill grade gram group action high school improvement increase institutions instruction junior light lunch maintenance materials McCahey meet ment Milwaukee Public Schools NATION'S SCHOOLS National needs operation organization parents parochial Pittsburgh Public Schools present principal problems projector public education Public Schools pupils radio record salary schedule school administrators school board school district school system secondary school selected separation of Church Sloan Valve Company social sound Sound-on-Film SoundScriber standards Supt teachers teaching tion tional United University veterans visual vocational Willard E York