a .tbz file is a tar ball. Change the name to lir01-08.tar.bz2 and run bunzip2 on it.
Then it is a tar file. tar tf lir01-08.tar should give you its contents.
Alternatively, change the name to lir01-08.tbz2 and run
tar tjf lir01-08.tbz2
and see if you get the contents.