The Franklin Journal, and American Mechanics' Magazine1848 |
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Seite 11
... placed upon the river trade and travel , and the city of Wheeling was considered by the projectors of the road as not only commanding these , but at the same time insuring a connexion with the railroads on the central line of the Ohio ...
... placed upon the river trade and travel , and the city of Wheeling was considered by the projectors of the road as not only commanding these , but at the same time insuring a connexion with the railroads on the central line of the Ohio ...
Seite 23
... placed beyond the control of the engineer , except as to having the power of lifting it occasionally , to insure its duly operating or by a slight easement effected at regular intervals by the engine itself , but no power of adding ...
... placed beyond the control of the engineer , except as to having the power of lifting it occasionally , to insure its duly operating or by a slight easement effected at regular intervals by the engine itself , but no power of adding ...
Seite 52
... placed in the sun - light , so as to cast its reflexion on the wall , the characters that were raised on the back of the plate appeared in a brighter reflexion than the other parts of the mirror , which would seem to prove that those ...
... placed in the sun - light , so as to cast its reflexion on the wall , the characters that were raised on the back of the plate appeared in a brighter reflexion than the other parts of the mirror , which would seem to prove that those ...
Seite 57
... placed near the ground , inferior to that of the air surrounding a thermometer elevated four or five feet ; so that , in this arrangement , the difference of the two instruments by no means shows the desired result , namely , the ...
... placed near the ground , inferior to that of the air surrounding a thermometer elevated four or five feet ; so that , in this arrangement , the difference of the two instruments by no means shows the desired result , namely , the ...
Seite 58
... placed around thermometers , must occur naturally under many circumstances . Thus plants which have downy leaves are colder than those whose leaves are smooth and glossy . The tempe- rature of grass , and other low plants , which cover ...
... placed around thermometers , must occur naturally under many circumstances . Thus plants which have downy leaves are colder than those whose leaves are smooth and glossy . The tempe- rature of grass , and other low plants , which cover ...
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