• 56-4419 US Army # 1726. L-20 No. 727. Command A-12. Delivered 16-Sep-1957. Built as L-20A and re-designated U-6A in 1962.
• 56-4419 Stored at MASDC., Davis Monthan AFB., AZ. 24-Jan-1972 to 06-Feb-1976. PNC (Product Control Number) HS077. Declared excess on 04-Oct-1974.
• N67688 Hillcrest Aircraft, Lewiston, ID. Regd 06-Feb-1976.
Note: Purchased by Hillcrest at the Davis Monthan auction sale on 29-Jan-1976 for $21,000US. Total time 9,611.7 hours, engine 6,977.7 hours. Sold as providing “no reasonable potential for normal certification”. Comments at sale included: only two seats, not chromed cylinders and rear data plate.
Airworthiness date: 28-Jul-1981. Classification – Restricted. Category –Restricted - Other.
• N67688 Philip E. Driver / Carol M. Driver, Anchorage, AK. Prior to Mar-1987. On USCAR at 01-Mar-1990 & 29-Feb-1992.
Accident: Kotzebue, AK. 08-Mar-1987. The pilot stated that he encountered a complete whiteout condition and during the emergency landing on the frozen lake he lost directional control of the aircraft causing the left wing to strike the ground. NTSB report ANC92FA116.
Total hours: 10,817 at Mar-1987.
• N67688 Gary W. King Jr, Anchorage, AK. Regd Jul-1993. On USCAR at Dec-1995.
• N67688 Cinder River Lodge Inc., Anchorage, AK. Regd 06-Mar-1996.
• N67688 Wildman Lake Lodge Inc., Anchorage, AK. Regd 04-Jan-2018.