The Lost TV Episodes - Collection Two was a box set collecting four previously released soundtracks of Doctor Who stories which at the time did not exist in video form. The set included an extra disc containing the shooting scripts for the stories, plus the Archive on 4 documentary Doctor Who - The Lost Episodes.
Publisher's summary Edit
Travel back to the early days of Doctor Who with these four adventures starring William Hartnell as the first Doctor — plus a bonus programme. Absent from the television archives, each of these stories survives only as a soundtrack recording. Now remastered, with additional linking narration, you can enjoy the adventures once more - and learn what happened to the missing episodes with a special bonus disc.