N8069H Groen Brothers Sparrow Hawk Private Lakeland - Linder Regional (LAL / KLAL), USA - Florida Derek Heley - 14/04/2005
N149SW Groen Brothers Sparrow Hawk Private Casa Grande Municipal (CGZ / KCGZ), USA - Arizona brian g nichols - 08/10/2005
N50512 Groen Brothers Sparrow Hawk Groen Brothers Aviation Inc. Casa Grande Municipal (CGZ / KCGZ), USA - Arizona brian g nichols - 07/10/2005
N149SW Groen Brothers Sparrow Hawk Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Steve Homewood - 29/07/2008
N149SW Groen Brothers Sparrow Hawk Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Lawrence Safir - 27/07/2007
