Portuguese Colonies. (Mozambique Company - British East Africa). 1935. 'Union Castle Line' envelope addressed to Daressalaam, Tanganyika bearing Mozambique Company SG 243, 20c apple-green and black (2) and SG 248, 80c carmine and black tied by Beira date stamp '31st Jan 35', underpaid with circular 'T' hand-stamp and bearing Kenya, Uganda, Tanganyika SG D1, 5c violet and SG D2, 10c vermilion tied by Dar-Es-Salaam-Poste Restante double ring '12th Feb 1935' with circular rubber hand-stamp 'T/ Cents (15) in violet on face and small 'T' in circle with m/s red crayon '14c 5' on face and Daressalaam receiver on reverse.
Lovely combination of underpaid mail from Mozambique.
Ted Proud noted the Poste Restante usage from (1.10.35)