Cryptonym: LNEASE
https://www.archives.gov/files/iwg/declassified-records/rg-263-cia-records/second-release-lexicon.pdf
CIA document: Research Aid: Cryptonyms and Terms in Declassified CIA Files Nazi War Crimes and Japanese Imperial Government Records Disclosure Acts: Page 38: ..."Term: LNEASE. Definition: US Air Force, Office of Special Investigations (USAF/OSI)..."
Circa 1967: Dispatch from COS, Athens to Chief, NE (Info: COS, Madrid; Chief, European Division): Subject: PBRAMPART Dimitrios Dimitrof (note: aka Dimitur Dimitrov, also used the pseudonyms Donald Donaldson and Lyle O. Kelly): ..."2. Subject came to Station attention as a result of a premarital investigation which was being conducted by LNEASE on Kalliopi Stylianou Geralexis, aka 'Poppy', Mrs. Dimitrios Dimitrof, born 18 August 1941 in Athens, Greece who was married to Subject in a civil ceremony in Italy on 4 July 1962. The marriage was not recognized by Greek law. Under separate cover is a copy of the LNEASE memo which outlines Subject's allegations regarding collaboration with WOFIRM (CIA) ...5...In the meantime we have informed LNEASE/Athens that Subject has no connection with WOFIRM and that his use of the name of the current head of WOFIRM was probably a means of attracting attention. Oliver M. Coakley. Walter D. Newby/George Joannides."
https://www.cia.gov/readingroom/docs/SEEBODE%2C%20WALDEMAR%20%20%20VOL.%202_0007.pdf
05/06/68: Cable: Slugline KOBIRD FJPLEAD CAHELM (REDACTION) CATUSK: ..."2. In terms of Jahnke we have report which Fentiman obtained from LNEASE (report emanated with LNPACK) on 1 May from sensitive source to effect Ann Tompkins, an American at Peking Language Institute, corresponds with Inge Jahnke, Mabichts Platz 8/XI, Hamburg 33..."
08/20/70: CIA document: Third from bottom: ..."LIEMPTY/LNEASE double agent cases..."