Telegrams from the years 1973 through 1979 have been transferred to the National Archives and Records Administration (NARA). They are available through the NARA Access to Archival Databases (AAD) web page as Record Group 59 "Central Foreign Policy Files, created, 7/1/1973 - 12/31/1979, documenting the period 7/1/1973 ? - 12/31/1979"