Memoranda from two attorneys specializing in airport matters are expected to be on forthcoming agendas of the East Hampton Town Board, but, with Town Supervisor Bill Wilkinson, Councilwoman Theresa Quigley, and Councilman Dominick Stanzione leaving office at the end of the year, a new board in January will be faced with making airport decisions. Mr. Stanzione, the town’s airport liaison, lost his bid for re-election on Tuesday.