The Technical World Magazine, Volume 7Technical World Company, 1907 |
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Results 11-15 of 100
Page 64
... inches long and is arranged so that when- ever the bellows is pressed a stream of smoke issues from the nozzle . Rags , corncobs , and the like are used for fuel , and when the smoke is blown into the entrance of the hive the bees ...
... inches long and is arranged so that when- ever the bellows is pressed a stream of smoke issues from the nozzle . Rags , corncobs , and the like are used for fuel , and when the smoke is blown into the entrance of the hive the bees ...
Page 66
... inches square . A number of other inventions are used by up - to - date apiarists , and twenty fac- tories , one of them employing 400 men , are kept busy the year round turning out supplies for bee - keepers . The last government ...
... inches square . A number of other inventions are used by up - to - date apiarists , and twenty fac- tories , one of them employing 400 men , are kept busy the year round turning out supplies for bee - keepers . The last government ...
Page 91
... inches in length . Upon others are what look like tracks of horses , elephants and camels , but all of them . of diminished sizes . These marks puzzle geologists , who are loath to believe that the region surrounding the rocks was once ...
... inches in length . Upon others are what look like tracks of horses , elephants and camels , but all of them . of diminished sizes . These marks puzzle geologists , who are loath to believe that the region surrounding the rocks was once ...
Page 92
... inches in diameter . first illustration shows the workmen busy wiring the fascines into a vast mattress . When this has been accomplished , the mattress is laid on the water and sunk by means of stones . The Chinese also have their ...
... inches in diameter . first illustration shows the workmen busy wiring the fascines into a vast mattress . When this has been accomplished , the mattress is laid on the water and sunk by means of stones . The Chinese also have their ...
Page 93
... inches above the water , and acts as a mechanical eye . A mirror placed in the upper end of the tube at an angle of 45 ° reflects the im- ages thrown on its surface downward to a parallel mirror within the submarine . This is the ...
... inches above the water , and acts as a mechanical eye . A mirror placed in the upper end of the tube at an angle of 45 ° reflects the im- ages thrown on its surface downward to a parallel mirror within the submarine . This is the ...
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