Day in & day out last week, a stub-winged, twin-motored monoplane darted off the Glenn L. Martin Airport near Baltimore, cut the sky at 340-360 m.p.h., landed for checkups by Martin engineers and Army Air Corps observers. It was one of the Army's (and the R. A. F.'s) latest and best bets for air war: the Martin B-26 medium bomber. From two electrically twirled turrets and from fuselage blisters a dozen machine guns bristled—twice the number on such U. S. planes before World War II taught its lesson of more firepower.
It also...
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