The Technical World Magazine, Volume 4 |
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Page 4
31st , 1932 ; while our new Oriental posHere is a chart of many of them , as well
sessions will be the scene of two extraas of all that have happened within re
ordinarily long darkenings , of five and seven minutes respectively , on May 9th ,
1929 ...
31st , 1932 ; while our new Oriental posHere is a chart of many of them , as well
sessions will be the scene of two extraas of all that have happened within re
ordinarily long darkenings , of five and seven minutes respectively , on May 9th ,
1929 ...
Page 16
Moreover , Darkness commences to be felt perhaps since the time of totality is
limited to a ten minutes before totality , and the light few minutes at most ( three
minutes ' to becomes more and more unreal as the tality is considered a long ...
Moreover , Darkness commences to be felt perhaps since the time of totality is
limited to a ten minutes before totality , and the light few minutes at most ( three
minutes ' to becomes more and more unreal as the tality is considered a long ...
Page 17
Usual - ly the hands of a watch can easily be seen ; but in the case of a long
totality ( the greatest possible is 7 minutes 58 seconds ) , the darkness is more
intense and artificial lights become necessary . There is one other phenomenon ...
Usual - ly the hands of a watch can easily be seen ; but in the case of a long
totality ( the greatest possible is 7 minutes 58 seconds ) , the darkness is more
intense and artificial lights become necessary . There is one other phenomenon ...
Page 19
2 will probably locate , it is 2 minutes 29 seconds ; and at Sauk Ahauras it is 3
minutes 34 seconds , so that it is easily seen there is no time to waste . Each of
the big cameras is equipped with a focal - plane shutter , for taking pictures of the
sun ...
2 will probably locate , it is 2 minutes 29 seconds ; and at Sauk Ahauras it is 3
minutes 34 seconds , so that it is easily seen there is no time to waste . Each of
the big cameras is equipped with a focal - plane shutter , for taking pictures of the
sun ...
Page 25
... is connected by electricity with the ball in the tower . Every evening at six o '
clock , CLOCK TOWER OF THE BRITISH HOUSES OF PARLIAMENT . In this
clock is the famous bell , “ Big Ben . " nal begins at exactly five minutes before the
hour ...
... is connected by electricity with the ball in the tower . Every evening at six o '
clock , CLOCK TOWER OF THE BRITISH HOUSES OF PARLIAMENT . In this
clock is the famous bell , “ Big Ben . " nal begins at exactly five minutes before the
hour ...
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