90 MM. ANTIAIRCRAFT GUN Part 3
Description
Summary:Four 90 mm antiaircraft guns, remotely controlled by a height finder and director, fire at an aircraft towed target sleeve over Fort Monroe, Va. Men load guns and haul ammunition; a battery safety officer on a tower and others at each gun stop the firing when the sleeve is towed out of the safety area; shells burst near the sleeve; and machines record the rate of fire.
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Records of the Office of the Chief Signal Officer
Series
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