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N90GK @ KOSH - American Champion 8KCAB Decathlon  C/N 1092-2009 - Greg Koontz, N90GK - by Dariusz Jezewski www.FotoDj.com
Dariusz Jezewski www.FotoDj.com
@ KOSH
N90GK @ KOSH - American Champion 8KCAB  C/N 1092-2009, N90GK - by Dariusz Jezewski www.FotoDj.com
Dariusz Jezewski www.FotoDj.com
@ KOSH
N90GK @ KOSH - American Champion 8KCAB Super Decathlon  C/N 1092-2009 - Greg Koontz, N90GK - by Dariusz Jezewski www.FotoDj.com
Dariusz Jezewski www.FotoDj.com
@ KOSH
N90GK @ LAL - Greg Koontz - by Florida Metal
Florida Metal
@ LAL
N90GK @ OSH - Citabria - by Christian Maurer
Christian Maurer
@ OSH
N90GK @ 4N1 - Greg Koonz is the organizer of many airshows; his aircraft feature prominently.  This new aircraft shows off the lines of its Bellanca Citabria forebear. - by Daniel L. Berek
Daniel L. Berek
@ 4N1
N90GK @ KOSH - Airventure 2015 - by Todd Royer
Todd Royer
@ KOSH
N90GK @ KOSH - Airventure 2015 - by Todd Royer
Todd Royer
@ KOSH
N90GK @ KOSH - Airventure 2015 - by Todd Royer
Todd Royer
@ KOSH
N90GK @ KOSH - Airventure 2015 - by Todd Royer
Todd Royer
@ KOSH
N90GK @ LAL - American Champion 8KCAB - by Florida Metal
Florida Metal
@ LAL
N90GK @ OSH - 2015 EAA AirVenture - Oshkosh, Wisconsin - by Zane Adams
Zane Adams
@ OSH
N90GK @ LAL - American Champion 8KCAB - by Florida Metal
Florida Metal
@ LAL
N90GK @ LAL - Greg Koontz 8KCAB - by Florida Metal
Florida Metal
@ LAL
N90GK @ KLAL - Greg Koontz 8KCAB - by Florida Metal
Florida Metal
@ KLAL
N90GK @ KOSH - Airventue 2013 - by Todd Royer
Todd Royer
@ KOSH
N90GK @ KLAL - @Sun-N-Fun - by Alex Feldstein
Alex Feldstein
@ KLAL
N90GK @ LAL - Greg Koontz - by Florida Metal
Florida Metal
@ LAL
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