N840SM Rockwell 690C Jetprop 840 Dick Cepek Inc. Oklahoma City - Downtown Airpark (2DT / K2DT), USA - Oklahoma Barry J Collman - 17/06/1995
N840SM Rockwell 690C Jetprop 840 BTM Enterprises Inc. Scottsdale (SCF / KSDL), USA - Arizona Barry J Collman - 31/03/2001
