Netherlands East Indies. (Mail Service Suspended). 1940. Air Mail envelope addressed to Holland bearing Netherlands East Indies SG 347, 20c violet tied by Probolinggo date stap '4th May 40' with 'Censuur/ Batavia' label tied by 'Gecensureerd/ 1' censor hand-stamp with instructional 'Retour Afzender/ Postverbinding Opgeheven' (Postal Service Broken) on face.