Netherlands East Indies. (Trans-Pacific Mail). 1941. Registered Air Mail envelope addressed to Switzerland bearing Netherlands East Indies SG 405, 20c purple and SG 410, 50c indigo and SG 441, 2g blue-green (2) tied by Medan date stamp '27th Aug 41' with matching registration label and 'Door Censuur Geopend' censor label tied by circular 'Ned. Indisch Deviezen Instituut/ Deviezen Censuur/4' in carmine with 'Censuur 31' date stamp , endorsed 'By K.N.I.L.M./ Trans Tasmin/ P.A.A. to USA and onward air-transmission' , routed via Singapore with censor tape tied by hand-struck 'Passed By/ Censor 243/ A' and circular 'A' and 28' on face with St. Gallen arrival '4th Oct'. Lovely item of registered mail over two oceans route.