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He faces reckless endangerment and avigation in and over the city charges, police said.

Through 27 chapters he guided the student off the ground, through rudimentary flight, and back to earth again; told him about motors, propellers, wing lift, etc. ; took off with him again for turns, climbs, glides, later for stalls and spins and aerobatics; sent him soloing; proceeding thence through discussions of "avigation," instruments, fuels, radio, accessories, etc.

They do not fly entirely by blind instinct, but apparently have their own system of avigation.

Decommissioned nearly three years ago, partly dismantled and condemned as unfit for further avigation, the 11-year-old Los Angeles had bein reconditioned not to fly but to determine how she might weather a year's uninterrupted exposure to the elements.

According to terms laid down by the Postmaster General, United Avigation was not qualified to bid because none of its member companies had completed six months of night flying over a 250 mi. route.