1984-02-04 /BB-J939D-BM/01/binary/bcref.exe 1984-02-07 /BB-J941D-BB/02/bcref.exe 1984-02-07 /BB-J941D-BB/04/bcref.exe 1984-11-12 /BB-J939E-BM/01/binary/bcref.exe 1987-05-06 /bls36v42/02/bcref.exe 1989-08-07 /bb-j939f-bm/01/system/bcref.exe