sentences:  In addition to the unknown fate of the physical master material, much of the original TVS production paperwork and sales documentation has been lost during the intervening years.This problem affects the majority of the TVS programme archive, preventing any commercial exploitation.As of December 2017, search efforts and returned episodes from private collectors - mostly home recordings on VHS - has raised the number of episodes to 95, with only one episode - "Gobo’s School For Explorers", missing.