The Nation's Schools, Količina 19Michael Vincent O'Shea McGraw Hill, 1937 |
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Zadetki 1–3 od 87
Stran 54
... light to diffuse the light suffi- ciently . On the other hand , it should be of such density as properly to dif- fuse the light without undue absorp- tion . The total light output should be at least 78 per cent of the light output of ...
... light to diffuse the light suffi- ciently . On the other hand , it should be of such density as properly to dif- fuse the light without undue absorp- tion . The total light output should be at least 78 per cent of the light output of ...
Stran 77
... light block how rapidly natural daylight falls off ... from 90 footcandles on the desks nearest the windows toless ... light and improper lighting . This is the G - E Light Meter that measures light in footcan- dles . The face of the ...
... light block how rapidly natural daylight falls off ... from 90 footcandles on the desks nearest the windows toless ... light and improper lighting . This is the G - E Light Meter that measures light in footcan- dles . The face of the ...
Stran
... light both to ceiling and desk tops without glare . .may lack sufficient light for eye - comfort Lighting Westinghouse @ N27 THE NATION'S SCHOOLS NS TORE STATE LISKART MAY. Indoor space absorbs light like a huge blotter . Natural light ...
... light both to ceiling and desk tops without glare . .may lack sufficient light for eye - comfort Lighting Westinghouse @ N27 THE NATION'S SCHOOLS NS TORE STATE LISKART MAY. Indoor space absorbs light like a huge blotter . Natural light ...
Vsebina
sociation of School Administrators | 16 |
the February meeting? This and other | 29 |
Electing a PresidentNew Method | 35 |
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acoustical activities administration American architect Asso auditorium Bell & Howell board of education boys cafeteria catalog cation cent Chicago child classroom cleaning color Columbia University Company complete corridors cost County desks director economic educa Education Association efficiency Electric equipment federal film floor footcandles girls grade gymnasium heating high school HYGIEIA installed interest junior kitchen light linoleum locker locks Manufacturing Maple material MEDART ment Mercurochrome modern NATION'S SCHOOLS National NBC-WJZ nomic Ohio Ohio State University operation organization Orleans p.m. CBS practice president principal problem profession professional projector Public Schools pupils radio rural safety salary school building school district school system Seating soap social sound standards steel superintendent of schools teaching tion tional Tontine units University walls WEAF WEBSTER-CHICAGO Write York City