The Nation's Schools, Količina 41Michael Vincent O'Shea McGraw Hill, 1948 |
Iz vsebine knjige
Zadetki 1–3 od 81
Stran 2
... heating equip- ment and plumbing fixtures best meet the specialized needs of schools ? What are the best methods for ... heating and plumbing prod ucts in the future than we can today ? The constant , painstaking effort American ...
... heating equip- ment and plumbing fixtures best meet the specialized needs of schools ? What are the best methods for ... heating and plumbing prod ucts in the future than we can today ? The constant , painstaking effort American ...
Stran 80
... heating element and at the same time dis- tribute the steam uniformly throughout the heat- ing element , Herman Nelson research engineers devised a pressure equalizing unit to solve this problem . By bleeding air into the heating ele ...
... heating element and at the same time dis- tribute the steam uniformly throughout the heat- ing element , Herman Nelson research engineers devised a pressure equalizing unit to solve this problem . By bleeding air into the heating ele ...
Stran 102
... heating assembly , which , for the first time , permits gradual throttling of the steam supply for UNIFORM TEMPERATURE CONTROL in school classrooms . Herman Nelson's new pressure equalizing device , located between the heating element ...
... heating assembly , which , for the first time , permits gradual throttling of the steam supply for UNIFORM TEMPERATURE CONTROL in school classrooms . Herman Nelson's new pressure equalizing device , located between the heating element ...
Druge izdaje - Prikaži vse
Pogosti izrazi in povedi
ALCOA aluminum American Ampro areas asphalt tile Association Bell & Howell board of education brakes cafeteria Catalog cation cent Chicago City classroom clean College color committee Company Corporation cost Dept designed economical educa Electric elementary equipment federal film floor foot-candles Frigidaire glass block grade heating High School Hotpoint Illinois improvement installation institutions kitchen light lock locker machine maintenance Manufacturing materials Medart ment Michigan Movie Projector NATION'S SCHOOLS National National Education Association Office Ohio operation organization president principal problems projector Public Schools pupils Radio RAULAND safety salaries school administrators school building school bus school district school system sound standard steel STEEL WOOL teachers teaching tile tion tional unit University ventilation Victor Animatograph Corporation walls WASHINGTON Write York