As of January 2024, 14 editions of Chronicle exist only partially, while a further 5 are missing from the archives altogether: Nimrud: The Story of a Dig (1966), The Invasion That Never Was.../... And the Last Invasion (1966), 121 Million Basketloads (1967), Finders and Keepers (1968) and The Steam and Iron Contest (1972).
In addition to this, the episode The Silbury Dig: Into the Tunnel/The Man Who Was Given a Gasworks (1968) exists in the archives as a black and white film print, but was made in colour.
In addition to this, the episode The Silbury Dig: Into the Tunnel/The Man Who Was Given a Gasworks (1968) exists in the archives as a black and white film print, but was made in colour.