The Nation's Schools, Količina 42Michael Vincent O'Shea McGraw Hill, 1948 |
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Zadetki 1–3 od 77
Stran 53
... sound and silent films . Screen images are much more brilliant , have greater contrast and definition . Voices , music and sound effects are reproduced with dramatic realism and superior tonal quality . Enjoy sound or silent projection ...
... sound and silent films . Screen images are much more brilliant , have greater contrast and definition . Voices , music and sound effects are reproduced with dramatic realism and superior tonal quality . Enjoy sound or silent projection ...
Stran 89
... SOUND CONDITIONING IS A LUXURY ... The fact is : Hundreds of schools across the country have proved that , far from being a luxury , Acousti - Celotex sound conditioning is a sound investment ... because it sharpens classroom attention ...
... SOUND CONDITIONING IS A LUXURY ... The fact is : Hundreds of schools across the country have proved that , far from being a luxury , Acousti - Celotex sound conditioning is a sound investment ... because it sharpens classroom attention ...
Stran 73
... sound pic- ture projection outfit - including pro- jector , amplifier , detachable 8 " speaker and cord , plus room for extra 400 ' reel and film - all in one portable case . Measures only 15 " x 211⁄2 " x 93⁄4 " . Speaker can be ...
... sound pic- ture projection outfit - including pro- jector , amplifier , detachable 8 " speaker and cord , plus room for extra 400 ' reel and film - all in one portable case . Measures only 15 " x 211⁄2 " x 93⁄4 " . Speaker can be ...
Vsebina
SCHOOLS | 4 |
Pictures Give Punch to School Campaign | 24 |
Students and Teachers Survey Community | 30 |
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Alcoa aluminum American Ampro Asphalt Tile Association audio-visual Bell & Howell board of education booklet brake buses cafeteria Catalog cation cent Chicago Chicago 18 City classroom College color committee Company Company Movie cost Council County curriculum Day-Brite Lighting Department Dept designed developed director economical educa Electric elementary school equipment film floor Frigidaire grade heat high school Hotpoint Illinois installed kitchen light LOCK locker lunch machine maintenance Manufacturing Medart meet ment Michigan modern Movie Projector National Ohio operation organization portable principal problems Products projector Public Schools pupils radio RAULAND safety school administrators school building school bus school district school system serve SLOAN VALVE COMPANY social sound standard steel superintendent of schools teachers teaching temperature tile tion tional U.S. Office unit University Washington Write York