June 8, 2012, United Nations Depository Libraries group released new development on digitization work of pre-1993 UN documents, which is being done by the Dag Hammarskjöld Library at UN Headquarters and by the Library of the United Nations Office at Geneva. Documents in the six official languages are scanned, processed for full text retrieval, and uploaded to the UN Official Documents System (ODS) on regular basis.
UN have just updated "Progress status of the digitization of United Nations documents" monthly list. This list is at :http://www.un.org/depts/dhl/deplib/digitization_program_status_report.pdf
and shows progress as of end of May 2012.
This "Progress status of the digitization of United Nations documents" webpage :http://www.un.org/depts/dhl/deplib/digitization_program.htm is also updated regularly. We suggest you keep a bookmark for future use.