The Nation's Schools, Količina 44Michael Vincent O'Shea McGraw Hill, 1949 |
Iz vsebine knjige
Zadetki 1–3 od 88
Stran 55
... heating system . Fig . 4. Indirect steam heating ( fresh or circulating. THE heating of any building is sim- ply the transfer of one type of energy into another usable form . In the case of direct and indirect steam heating , which is ...
... heating system . Fig . 4. Indirect steam heating ( fresh or circulating. THE heating of any building is sim- ply the transfer of one type of energy into another usable form . In the case of direct and indirect steam heating , which is ...
Stran 57
... HEATING Audio - Visual Aids Easy demonstration , rapid learning through. Another system of steam heating , gravity one - pipe , is shown in figure 2 . In this the same type of heating fixture is used , but no mechanical return de- vice ...
... HEATING Audio - Visual Aids Easy demonstration , rapid learning through. Another system of steam heating , gravity one - pipe , is shown in figure 2 . In this the same type of heating fixture is used , but no mechanical return de- vice ...
Stran 81
... Heating Cut Fuel Costs Up to 40 % It's quality products like these that enable Dunham Vari - Vac Differential Heating to effect sensational fuel savings in Spokane's Daven- port Hotel , the Rochester General Hospital and other well ...
... Heating Cut Fuel Costs Up to 40 % It's quality products like these that enable Dunham Vari - Vac Differential Heating to effect sensational fuel savings in Spokane's Daven- port Hotel , the Rochester General Hospital and other well ...
Vsebina
THE MAGAZINE OF BETTER SCHOOL ADMINISTRATION | 68 |
MANAGING EDITOR | 3 |
Orange Juice for the School Lunch | 104 |
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