The Technical World Magazine, Volume 15Technical World Company, 1911 |
From inside the book
Results 11-15 of 64
Page 217
... heating and ventilating schoolrooms have been fairly well solved , the science of lighting has as yet received little consideration , though it has been brought to our attention again and again that a greater percent- age of school ...
... heating and ventilating schoolrooms have been fairly well solved , the science of lighting has as yet received little consideration , though it has been brought to our attention again and again that a greater percent- age of school ...
Page 225
... heat and smoke . The operator by turning the wheel in his right hand a quarter of turn changes the pipe from one position to another in less than a second , covering about 300 feet and all the ceiling . If conditions are such that a man ...
... heat and smoke . The operator by turning the wheel in his right hand a quarter of turn changes the pipe from one position to another in less than a second , covering about 300 feet and all the ceiling . If conditions are such that a man ...
Page 226
... heat and smoke . A half turn of the wheel on top will send this power- ful stream over 150 feet either way . Each pipe has a set of spikes to hold it to the floor in case it is desirable to use 200 pounds pressure . A set of hooks are ...
... heat and smoke . A half turn of the wheel on top will send this power- ful stream over 150 feet either way . Each pipe has a set of spikes to hold it to the floor in case it is desirable to use 200 pounds pressure . A set of hooks are ...
Page 262
... heat to cool fog at almost no pressure at all occurs in the space of ten feet and takes place in a small fraction of a sec- ond ; yet there are no valves intervening and a ten penny nail could be dropped from the top down to the bottom ...
... heat to cool fog at almost no pressure at all occurs in the space of ten feet and takes place in a small fraction of a sec- ond ; yet there are no valves intervening and a ten penny nail could be dropped from the top down to the bottom ...
Page 265
... heat of mid - day , and when he retires to his blanket for the night . For a time he improves , and makes no change in OUT LIKE THIS . In the Grand Canyon of the Colorado , Arizona . the location of his tent for months . Then as.
... heat of mid - day , and when he retires to his blanket for the night . For a time he improves , and makes no change in OUT LIKE THIS . In the Grand Canyon of the Colorado , Arizona . the location of his tent for months . Then as.
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