Skyhooks
Subtitle: the story of helicopters
By: by Charles Coombs.
Publisher: W. Morrow
Published: 1967
Place of publication: New York
Language: eng
Number of pages: 96
Subjects: Helicopters -- Juvenile literature.; Helicopters.
Description: Presents the versatile helicopter: its development, principles of flight, and uses as air taxi, rescue vehicle, traffic control center, crop duster, skyhook and in industry or war.