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๐ SIMILAR VOLUMES
The essential engineering features of aircraft radio and associated difficulties are discussed. Solutions to these problems are given although no attempt has been made to describe particular equipment, Two outstanding radio aids to aerial navigation are discussed and a new method described whereby t
IN a paper "Radio Developments Applied to Aircraft" by J. H. Dellinger and H. Diamond published in Mechanical Engineering, July, I929, the need for equipment and methods that will reduce the weather hazards of air transportation is pointed out. During the past three years research work carried on by
blood sources in a representative collection of mosquitoes reveals the food preferences of the insects. But the mosquito is not a fussy feeder and takes what she can get. Of the mosquitoes captured inside houses more than a third had fed on humans. R.