The Nation's Schools, Količina 36Michael Vincent O'Shea McGraw Hill, 1945 |
Iz vsebine knjige
Zadetki 1–3 od 87
Stran 13
... clean at all . Most restaurant operators have not known of the existence of these facts , although scientists have for years sought a practical commercial method to render dishes not only clean physically , but in a bacteriological ...
... clean at all . Most restaurant operators have not known of the existence of these facts , although scientists have for years sought a practical commercial method to render dishes not only clean physically , but in a bacteriological ...
Stran 22
... clean . This part of the school is now considerably more than 2 years old , and it has not been necessary to clean the walls . This fact , together with the greater cleanliness of all fixtures , has resulted in a material reduction in ...
... clean . This part of the school is now considerably more than 2 years old , and it has not been necessary to clean the walls . This fact , together with the greater cleanliness of all fixtures , has resulted in a material reduction in ...
Stran 58
... cleaning which is carried through in all other phases of the custodian's work . Effective results , however , are not obtained by wishful thinking . It takes approximately half of all clean- ing time to keep floors properly clean . To ...
... cleaning which is carried through in all other phases of the custodian's work . Effective results , however , are not obtained by wishful thinking . It takes approximately half of all clean- ing time to keep floors properly clean . To ...
Vsebina
The installer can repair Webster Traps | 7 |
Looking Forward | 17 |
Teachers Need Wide Horizons Earl G Herminghaus | 24 |
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