N17KW Gulfstream G-IV Corporate Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Mike Barker - 28/07/2022
N17KW Gulfstream G-IV Corporate Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Jack Poelstra - 28/07/2022
N17KW Grumman G-1159 Gulfstream II Private Oshkosh - Wittman Regional (OSH / KOSH), USA - Wisconsin Steve Homewood - 27/07/2006
