Thailand. ( Palestine ). 1939. Air Mail envelope addressed to Holland bearing SG 242, 25s blue (2) and SG 283, 10s carmine tied by Bangkok GPO date stamp '5th Dec 39; endorsed 'By KLM' with KLM / Par Avion' label, routed via Palestine with 'Opened by Censor / J. No 41' label ( red on orange ) applied at Jerusalem. Nice item of censored mail. Very attractive