Nature, Volume 103Sir Norman Lockyer Macmillan Journals Limited, 1919 |
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Página 267
... position was accurately located by the Marconi direction - finding device , which was so useful in other days for locating the position of enemy aircraft . Now it promises to be very useful in connection with navigation by sea and air ...
... position was accurately located by the Marconi direction - finding device , which was so useful in other days for locating the position of enemy aircraft . Now it promises to be very useful in connection with navigation by sea and air ...
Página 381
... position of the point was determined has to be considered , and if , for example , assuming the position of the origin as o ° , 0 ° , we thence determine the cor- rection at the point 1 ° , 1 ° , the value will be dif- ferent according ...
... position of the point was determined has to be considered , and if , for example , assuming the position of the origin as o ° , 0 ° , we thence determine the cor- rection at the point 1 ° , 1 ° , the value will be dif- ferent according ...
Página 481
... position by cross- bearings , it is not a matter of a couple of head- lands three or four miles apart , but Reading and Oxford , or Bedford and Cambridge , are proposed as pairs of bearings suitable for the exercise of the student . As ...
... position by cross- bearings , it is not a matter of a couple of head- lands three or four miles apart , but Reading and Oxford , or Bedford and Cambridge , are proposed as pairs of bearings suitable for the exercise of the student . As ...
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