1918 ‘ON SERVICE’ envelope from ‘Govt. Railway Board’ to a ‘Steel Products Co’ in New York, franked 1916-19 1d. red together with a 1912-16 1d. lilac overprinted REVENUE, ornate framed ‘T’ handstamp bottom right; fine condition.
1938 (31 MR) registered cover to Salisbury, Southern Rhodesia with five colour franking tied Port Louis Railways cds with registration label at left, arrival backstamp.
1946 Walvis Bay to Cape Town cover franked 1d. (2) and 2d. tied by two large double oval violet railway cancels with a clearer full strike on reverse.