The Nation's Schools, Količina 32Michael Vincent O'Shea McGraw Hill, 1943 |
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Zadetki 1–3 od 82
Stran 39
... unit system of heating and ventilating is offered as a suggestion for design in future school buildings . The unit system , as outlined , is based on the split system principle , namely , direct radiation and tem- pered forced air for ...
... unit system of heating and ventilating is offered as a suggestion for design in future school buildings . The unit system , as outlined , is based on the split system principle , namely , direct radiation and tem- pered forced air for ...
Stran 40
... unit system of ventila- tion than under the central fan sys- tem . This is due to the close prox- imity of the ventilating unit to the room to be ventilated , the uniformity of air supply delivered to each room and the fact that there ...
... unit system of ventila- tion than under the central fan sys- tem . This is due to the close prox- imity of the ventilating unit to the room to be ventilated , the uniformity of air supply delivered to each room and the fact that there ...
Stran 9
... unit ventilator which could be easily converted to meet changing statutory requirements . With this New Her- man Nelson Unit Ventilator it was possible at any time to take advantage , without additionl expenditure , of more economical ...
... unit ventilator which could be easily converted to meet changing statutory requirements . With this New Her- man Nelson Unit Ventilator it was possible at any time to take advantage , without additionl expenditure , of more economical ...
Vsebina
Looking Forward | 9 |
Do Pupils Know Their History? School Opinion Poll No | 15 |
Pointers From Parents Carl Witt | 21 |
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