N1888T Grumman G-73 Mallard Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Mike Barker - 28/07/2022
N1888T Grumman G-73 Mallard Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Juha Ritaranta - 27/07/2012
N1888T Grumman G-73 Mallard Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Derek Heley - 27/07/2003
N1888T Grumman G-73 Mallard Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Lawrence Safir - 30/07/2004
N1888T Grumman G-73 Mallard MA Inc. Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Robin A Walker - 17/07/2001
