ULTRAIR START: STOP: CEASED OPS. BOEING 727 N12305 231 19562/576 305 01/93 / N352PA 225 (A) 20616/899 N8853E /92 / N353PA 225 (A) 20622/903 N8860E 10/93 / N354PA 225 (A) 20624/940 N8862E 12/93 / N375PA 214 (A) 20875/1020 N554PS /93 / N727VA 221 (A) 22536/1774 727 OY-SCB /93 /93 N728VA 221 (A) 22537/1779 N365PA /93 /93 N74318 231 20051/708 12/92 /