The Technical World Magazine, Volume 23 |
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Page 14
On the side of the tube , near the bottom , a little glass bulb protrudes , and through this the " positive electrode " enters . Externally this electrode is connected with two wires , one of which goes through a " potentiometer " ...
On the side of the tube , near the bottom , a little glass bulb protrudes , and through this the " positive electrode " enters . Externally this electrode is connected with two wires , one of which goes through a " potentiometer " ...
Page 19
The fireman had the presence of mind to leap to the side , over an open space on to the second parallel return track . The engineer barely had time to leave his cab ; at least.so he thought . He alighted ahead of his engine , which was ...
The fireman had the presence of mind to leap to the side , over an open space on to the second parallel return track . The engineer barely had time to leave his cab ; at least.so he thought . He alighted ahead of his engine , which was ...
Page 46
Grimes alfalfa was grown along- side of a tract planted with ordinary treatment . The better seeds withstood the drought better , made twice the growth , and the seed was fifty per cent heavier . From the seed of the better alfalfa ...
Grimes alfalfa was grown along- side of a tract planted with ordinary treatment . The better seeds withstood the drought better , made twice the growth , and the seed was fifty per cent heavier . From the seed of the better alfalfa ...
Page 49
The one car that will be drawn back and forth across the tor- rent has already been built in Spain . It will travel on six cables , three on each side of the car . COPYRIGHT UNDERWOOD & UNDERWOOD British battleship Invincible .
The one car that will be drawn back and forth across the tor- rent has already been built in Spain . It will travel on six cables , three on each side of the car . COPYRIGHT UNDERWOOD & UNDERWOOD British battleship Invincible .
Page 61
WORKING LIKE A GREAT SNOW PLOW The new scoop car lifts débris off the track as it proceeds and dumps it at the side . DIVING IN CRISTOBAL HARBOR Submarines have been stationed in the. Finally an attachment placed in front of the ...
WORKING LIKE A GREAT SNOW PLOW The new scoop car lifts débris off the track as it proceeds and dumps it at the side . DIVING IN CRISTOBAL HARBOR Submarines have been stationed in the. Finally an attachment placed in front of the ...
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Contents
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