For those looking to track down specific segments, here is the official 13-episode list from TV Guide and Moviefone :
Season 4 has 13 episodes, but the Archive is the only place to find specific gems: mind your language season 4 internet archive work
The hunt for is a well-known journey into the world of "lost media." While the first three seasons are widely available and beloved for their classic (if controversial) humor, the fourth season—produced years later in 1986—has become an elusive target for fans and archivists alike. The Mystery of the Missing Season For those looking to track down specific segments,
While core characters like Mr. Brown (Barry Evans) and Miss Courtney (Zara Nutley) remained, several new students joined the cast for this final run: mind your language season 4 internet archive work