“Then comes the vertical rirage aad renversemenL The former is a very sharp turn when the machine is whipped around by standing her on her side and the eleyttors as rud*-dera;-^Ttfe^renverse me n t* is another kind of sharp turn. One jerks the machine up to 45 degrees/jams over t he rudclen spinning the.machine on her hack, and then by shutting oft the engine and, pulling back tlfc ‘masehe* finishes the loop and goes the opposlie way, Thon comes the 90 degree slide slip—the fastest. way of dropping out of the way of an enemy machine. And -how-you-do-d i*op! That one.is no fun, I pulled over’ too far once and had the experience of coming down on my back and never knowing it until I looped‘and found the ground. The loop itself is not taught, for it is un*