The Nation's Schools, Količina 39Michael Vincent O'Shea McGraw Hill, 1947 |
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Zadetki 1–3 od 81
Stran 102
... CLEAN * VACUUMS- FLOOR MACHINES * Reg . U.S. Pat . Off . HIGHEST QUALITY ! Here is economy in floor maintenance equipment . Multi- Clean Vacuums and Floor Machines incorporate advanced mechanical designs for longer , silent service ...
... CLEAN * VACUUMS- FLOOR MACHINES * Reg . U.S. Pat . Off . HIGHEST QUALITY ! Here is economy in floor maintenance equipment . Multi- Clean Vacuums and Floor Machines incorporate advanced mechanical designs for longer , silent service ...
Stran 45
... cleaning of the light ing equipment three times a year is recommended ( during the Christmas vacation , spring vacation and just be- fore school starts in the fall ) . Too many schools clean the luminaires no oftener than once a year ...
... cleaning of the light ing equipment three times a year is recommended ( during the Christmas vacation , spring vacation and just be- fore school starts in the fall ) . Too many schools clean the luminaires no oftener than once a year ...
Stran 118
... CLEAN VACUUM CLEANS ANY FLOOR Wet or Dry ! And does an efficient job at minimum cost The Multi - Clean Vacuum will do your toughest cleaning jobs ( wet or dry ) and do them easily , thoroughly , economically . With three sets of high ...
... CLEAN VACUUM CLEANS ANY FLOOR Wet or Dry ! And does an efficient job at minimum cost The Multi - Clean Vacuum will do your toughest cleaning jobs ( wet or dry ) and do them easily , thoroughly , economically . With three sets of high ...
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Is Our Business | 4 |
HOW WELL our publication | 10 |
Looking Forward | 17 |
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80th Congress American AMPRO Anystream Asphalt Tile Association better bill board of education building cafeteria Catalog cation cent Chicago Chicago 18 child Church City classroom clean color committee Company cost County curriculum Department Dept designed economical educa elementary school employes equipment federal film floor funds G.I. bill grade high school Illinois improvement increase installed institutions instruction Johns-Manville Junior light lunch machine maintenance manufacturer materials Medart meet ment Mercurochrome Model NATION'S SCHOOLS National Ohio operation organization parents Pittsburgh Public Schools principal problems projection projector Public Schools pupils radio record safety salary school administrator school bus school district school system Seating SLOAN VALVE COMPANY social sound Sound-on-Film SoundScriber standards steel superintendent teachers teaching Tile tion tional unit University veterans Woolers Write York