Original U.S. Pre-WWI 1912 Aeroplane Designing for Amateurs Book Availability_Both dark brown cloth lining that

dark brown cloth lining that displays contractor’s label which reads:

The wood grips are solid and secured by the correct screws

the authors state

later reinforced at the beginning of September by a detachment of ninety First U

The M1-style front brim was also removed

Original U.S. Pre-WWI 1912 Aeroplane Designing for Amateurs Book Availability_Both dark brown cloth lining thatOriginal Item: Only One Available. Aeroplane Designing for Amateurs A Plain Treatment for the Basic Principles of Flight Engineering Including Heretofore Unpublished Facts Concerning Bird Flight and Aerodynamic Phenomena by Victor Lougheed Published by The Reilly and Britton Co., Chicago 1912 With chapters on The Engineering Aspect, The Wing in the Air, The Energy Requirement, Equilibrium and Control, The Design of the Machine, Structures and