Helicopter Logbook: Track Flight Hours & Aircraft Info | Compact Aviation Log for Students, Instructors & Professionals | 8.25 x 6 inches | 105 Pages .
APACHE BRAD: ADVENTURE COLLECTION Chapter 1-4, Soldier Comic Book Series, Real Life Military Experiences: United States Armed Forces Air Combat Apache Helicopter Pilot War Comics
Principles of Helicopter Aerodynamics with CD Extra (Cambridge Aerospace) by Gordon J. Leishman D.Sc.(Eng.) Ph.D. F.R.Ae.S. (2006-04-24)