N1800L Beech G18S Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Derek Heley - 27/07/1995
N181WB Beech G18S Wild Blue Yonder Inc. Chickasha - Municipal (CHK / KCHK), USA - Oklahoma Barry J Collman - 06/10/2002
N181WB Beech G18S Private Chickasha - Municipal (CHK / KCHK), USA - Oklahoma Barry J Collman - 06/10/2002
