The Nation's Schools, Količina 27Michael Vincent O'Shea McGraw Hill, 1941 |
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... cleaning equipment . Floor cleaning cleaning equipment . Floor cleaning had been done with brooms . Not only was the cost high per square foot of floor area but many of the buildings lacked a clean and sanitary appearance . In 1929 cleaning ...
... cleaning equipment . Floor cleaning cleaning equipment . Floor cleaning had been done with brooms . Not only was the cost high per square foot of floor area but many of the buildings lacked a clean and sanitary appearance . In 1929 cleaning ...
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... Clean breechings Clean stack pits Sweep front and rear heads Clean tubes Clean combustion chambers Clean shell of boilers Clean ash pits Clean grates Mark manhole and handhole plates ; do not destroy gaskets Remove water gauge glasses ...
... Clean breechings Clean stack pits Sweep front and rear heads Clean tubes Clean combustion chambers Clean shell of boilers Clean ash pits Clean grates Mark manhole and handhole plates ; do not destroy gaskets Remove water gauge glasses ...
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... cleaned after each using . The counter , counter ack equipment and drinking fountains should be clean and shining . Floors fea- ele- Ora- oor and Tee- ake In are de- the tis- -ell- ble OW- ters ose fre- eces DOS- A concise summing up of ...
... cleaned after each using . The counter , counter ack equipment and drinking fountains should be clean and shining . Floors fea- ele- Ora- oor and Tee- ake In are de- the tis- -ell- ble OW- ters ose fre- eces DOS- A concise summing up of ...
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activities administrative adult American Association Atlantic City auditorium Bell & Howell boys building cafeteria catalog cation ceiling cent Chicago City classroom clean color Company CORRIDOR cost curriculum defense developed district economic Ediphone educa Electric elementary employes enrollment equipment federal film floor furniture girls GRADE gymnasium high school Hillyard industrial junior colleges laboratory light linoleum lunch machines maintenance Manufacturing materials Medart ment mental Mercurochrome modern NATION'S SCHOOLS NBC Blue NBC Red Nila Mack nomic Ohio operation Otho F principal problems Public Sch Public Schools pupils RCA Victor RCA Victrola safety scho SCOTT BERRY seating social Spal standard steel superintendent teachers teaching terrazzo tion tional Tontine units University vocational Write York youth