G-BKWG PZL-Okecie PZL-104 Wilga 35A Anglo Polish Sailplanes Ltd. Cranfield (EGTC), UK - England Don Hewins - 08/07/1985
G-BJAU PZL-Okecie PZL-104 Wilga 35 Anglo Polish Sailplanes Ltd. Husbands Bosworth (X3HU), UK - England Brian Johnstone - 20/04/1984