Show European Air Courses to Be Marked at t Night Le Bourget Night fi flyers ers soon will have good signal Ignal lights by which to steer their course on four air highways Time The way from Paris to London Brussels Marseilles and Perpignan will be marked with orange colored neon electrIc lights which will flash continually the Morse code for time the letters that wIll identify them There Is but little fl flying In the dark darkas as yet but In every way French aviation aviation avi- avi Is tryIng to prepare for the imminent im- im d of night travel One branch of this work Is time the trainIng training train train- Ing of pilots to steer by Instruments alone The men are taught by handling han ban dUng planes m In which they are enclosed enclosed en- en closed In a dark darl cabinet while another an an- other lIot who can see the the ground prevents accidents by correcting errors errors er- er through double control I |