French Camerouns. (Postage Dues). 1942. Envelope addressed to M'Balmayo bearing French Cameroun Yvert 109, 5c lilac and yellow, Yvert 134, 15c grey and carmine, Yvert 135, 20c brown and red (pair) and Yvert 170, 40c blue tied by Douala/ Cameroun date stamp '24h Avr', with circular 'Controle Postal/ Territoire de Cameroun/ Commission A' censor cachet, underpaid with hand-struck 'T' and bearing French Cameroun postage due Yvert 18, 30c blue (pair) applied and tied by M'Balmayo receiver '27tj Avril'. Very nice item of French Cameroun postage due mail.