1963: N6176C, Donald Baldocchi, San Francisco CA
1965: YS-210P, Archie Baldocchi, El Salvador
1969: Salvadorena FAS 402
1974: N33FF, Jack Flaherty, Monterey CA
1978: N33FF, Connie Edwards, Big Spring TX
1988: N33FF, Robert Nottke, Barrington Hills IL
1995: N33FF, Lee Maples, Vichy MO, flies as "Archie"
2006: N33FF, Lee Maples, Belle MO
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2018: Jan 31, registration expired
2019: Jan 10, N33FF, reg, Lee Maples, Belle MO