Fezzan, 1943, 50c Violet, in combination with 1943, 3f on 20c + 5f on 50c + 1f on 25c + Airmail 50c + 7.50 on 50c issues, all tied by three strikes of purple "Mourzouk, R.F. Fezzan, 19 Mai, 1943" cds's with manuscript dates on oversized cover to Fort Foureau, Cameroun, reverse with clear receiving backstamp; some minor cover edge wear and stamps with some light toning, Fine, a very rare usage of these scarce French Occupation issues; signed Calves. Sassone No. 1+5+7+12+C1-C2. Yvert No. 1+5+7+19+PA1-PA2  Estimate $750 - 1,000. $0 (Image)