used Dongola c.d.s. (small part strike) on 10pa. (small faults); Massawah c.d.s. on 20pa. blue and 20pa. rose-carmine; Sawakin c.d.s. on 20pa.; Souakin c.d.s. on piece bearing 1pi. rose (2) and 20pa. on 5pi. block of four; Wadi Halfa c.d.s. (small part strike) on 10pa.; all legible strikes. (6 items)