The Nation's Schools, Količina 21Michael Vincent O'Shea McGraw Hill, 1938 |
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Zadetki 1–3 od 79
Stran 52
... light- the stage . To assure good re- however , there are various ments that may be grouped laced in the required ... light output but put the right spot of light where it is wanted . Local lighting is an in- between step provided by ...
... light- the stage . To assure good re- however , there are various ments that may be grouped laced in the required ... light output but put the right spot of light where it is wanted . Local lighting is an in- between step provided by ...
Stran 53
... lights : one emplo focus parabolic re maximum beam other uses a deep bolic reflector . T maximum light o control of the bea a floodlight with Condenser Light bigc Light absorb by black hous Black diac oround mirror Spherical mirror ...
... lights : one emplo focus parabolic re maximum beam other uses a deep bolic reflector . T maximum light o control of the bea a floodlight with Condenser Light bigc Light absorb by black hous Black diac oround mirror Spherical mirror ...
Stran 54
... light to redirect back through the ent and from there to the re- or surface that light which ld otherwise be of no use as lighting . These spotlights are cially good for long throws . y are also used to provide bright lights and high ...
... light to redirect back through the ent and from there to the re- or surface that light which ld otherwise be of no use as lighting . These spotlights are cially good for long throws . y are also used to provide bright lights and high ...
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administration American architects Asso Association Atlantic City auditorium BINNEY & SMITH board members board of education boys broadcast cafeteria camp Catalog cation cent Chicago child cial City classroom College color committee Company cost County curriculum desk director district economic educa Electric elementary school equipment federal film floor girls grade gymnasium HOTEL HYGIEIA installed interest junior Kewaunee laboratory light locker lunch Medart ment Mercurochrome modern NATION'S SCHOOLS National NBC Blue NBC Red Ohio Ohio State University operation organized Pittsburgh Public Schools president principal problems Projector Public Schools pupils radio reading rural school board school building school system seating senior high school serve social sound superintendent of schools teachers teaching tion tional Tontine unit University vocational walls window Write York York City youth