The Nation's Schools, Količina 38Michael Vincent O'Shea McGraw Hill, 1946 |
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Zadetki 1–3 od 82
Stran 53
... clean or new softening ele- ment or. A. F. GALLISTEL Superintendent of Buildings and Grounds University of Wisconsin REPARATION of a maintenance program is the first requisite in checking heating systems during the summer . Recording the ...
... clean or new softening ele- ment or. A. F. GALLISTEL Superintendent of Buildings and Grounds University of Wisconsin REPARATION of a maintenance program is the first requisite in checking heating systems during the summer . Recording the ...
Stran 54
... clean fan blades to prevent unbalancing of wheel and reduc- tion of efficiency Check motors for clearance Drain and refill bearings and flush REGULATING OR REDUCING VALVES Check seasonally to see that valve seats and disks are in good ...
... clean fan blades to prevent unbalancing of wheel and reduc- tion of efficiency Check motors for clearance Drain and refill bearings and flush REGULATING OR REDUCING VALVES Check seasonally to see that valve seats and disks are in good ...
Stran 90
... Clean - up Tasks ! Summer recess is almost over ! Most likely you're giving school buildings and equipment a clean - up for the Fall term . If so , you can sim- plify and speed up those chores with specialized Oakite cleaning materials ...
... Clean - up Tasks ! Summer recess is almost over ! Most likely you're giving school buildings and equipment a clean - up for the Fall term . If so , you can sim- plify and speed up those chores with specialized Oakite cleaning materials ...
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activities American AMPRO Anystream architect Asphalt Tile audio-visual Automatic Bell & Howell board of education booklet boys cafeteria cation cent Chicago City classroom clean College color committee Company construction Corporation cost County course curriculum designed desks DIMENSION COMPANY educa Education Association elementary school equipment federal film girls glass grade gymnasium heating high school Illinois Inkwells installation institutions interest Johns-Manville Junior Libbey Owens Ford light maintenance Manufacturing materials Medart meet ment Mercurochrome modern Movie Projectors NATION'S SCHOOLS National needs operation organization paint principal problems Products Projector Public Schools pupils rural salaries school board school district school system screen Seating serve slides social sound Sound-on-Film SoundScriber steel Story on page superintendent teachers teaching tion tional unit University ventilating veterans Write York York City