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The Illus. Guide to Aerodynamics, Smith Active Noise Reduction the only FAA TSO approvedTHE ILLUS. GUIDE TO AERODYNAMICS Most pilots and flight students wince at the mention of the term aerodynamics because most courses and books dealing with the subject do so using complicated scientific theory and intricate mathematical formulas. And yet, an understanding of aerodynamics is essential to the people who operate and maintain airplanes. This unique introductory guide, which sold more than 20,000 copies in its first edition, proves that the