This month we look at installing the fabric on the wing and how to use rib-lacing, reinforcement tapes, pre-punched holes, and methods of mechanical attachment including pop rivets, PK screws and fabric clips; by Ron Alexander.
Flight testing for longitudinal stability problems continues this month as columnist Barnaby Wainfan details tests for stick force as related to trim and stick-free stability of an aircraft. The object is to gather data and analyze it to see if the hypotheses about the nature of the problem hold up under scrutiny.