Denmark. 1932. Air Mail envelope addressed to the Netherlands East Indies bearing Yvert 181, 15c brown, Yvert 213a, 10o brown, Yvert and Air Mail Yvert 3, 25 c carmine (2) and Yvert 1,10c green (2), Yvert 2, 15c violet (2) and Yvert 5, 1k brown tied by Kobenhavn date stamp '31st Mar 32' routed via Amsterdam with Soerabaja transit and Kediri arrival '20th Avril' on reverse. Lovely use of scarce Air Mail stamps to the Netherlands East Indies.