USA 2 letters to the Netherlands, by air mail Berkeley nov 23 1942 to Amsterdam, with framed cancel return/ to sender/ service suspended and arrival New York Jul 25 1942, and by surface mail Philadelphia Dec 12 1941 to The Hague, with label and green Form OC-15 RETURNED/ TO SENDER/ BY CENSOR and purple cancel RETURNED TO SENDER/ SERVICE SUSPENDED, at reverse arrival cancel New York Jul 25 1942