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PIN 29185
HELICOPTER ORIENTATION - INTRODUCTION TO HELICOPTERS
DEVELOPMENT FROM 15TH CENTURY; TYPES USED BY MILITARY SERVICE TODAY; EXPERIMENTAL MODELS; BASIC HELICOPTER FLIGHT PRINCIPLES; CIVIL AND MILITARY USES.
PIN 29185
HELICOPTER ORIENTATION - INTRODUCTION TO HELICOPTERS
DEVELOPMENT FROM 15TH CENTURY; TYPES USED BY MILITARY SERVICE TODAY; EXPERIMENTAL MODELS; BASIC HELICOPTER FLIGHT PRINCIPLES; CIVIL AND MILITARY USES.
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