THE CONQUEST OF TIME AND SPACE 



in needless running of the gyroscope. All in all, it 

 would appear that the dangers of travel in a gyrocar 

 should be fewer than those that attend an ordinary 

 double-track car; and Mr. Brennan believes that it will 

 be possible, with the aid of the new mechanism, to attain 

 a speed of one hundred and fifty, perhaps even two 

 hundred miles an hour with safety. 



[2l6i 



