George Stripp & Charles Betz With Frederick C. Matthaei's Helicopter, March 1956 Year 1956 Month March Rights Held By Donated by the Ann Arbor News. © The Ann Arbor News. Copyright Copyright Protected Related Back Door Service Photo Subjects Helicopters Attorneys Old News Ann Arbor News Frederick C. Matthaei Sr. George E. Stripp Charles Betz Virginia Stripp Gary Stripp Sandy Stripp Greg Stripp Gerald Stripp Jimmy Betz Shirley Betz Freddy Betz Johnny Betz Charles Betz Jr.