Book of Qi was originally only known as the "Book of Qi", but after the "Book of Northern Qi" was written, it became known as the "Book of Southern Qi" so that the two could be distinguished. The book contained 60 volumes when written, but one preface was later lost. The format of the text is similar to previous standard histories, with volumes that include annals, treatises, and biographies. Volumes 1 to 8 are annals covering the emperors of the dynasty starting with Emperor Gao in volumes 1 and 2. Some short lived rulers that were not given the posthumous title of emperor
The Mystery of the Sphinx Channel over the next decade. "Mystery" was initially released by Goldhil Home Media as a 95 minute "extended version" on VHS in 1994, and re-released on DVD by UFOTV as a 95 minute "Special Edition" in 2005. The VHS release was described in a 1994 review as "a fascinating combination of science and humbug." Robert M. Schoch criticized the extended version of the documentary, saying "Unfortunately, the original documentary has since been re-edited and expanded with all sorts of extraneous material, some of which I am not at all happy about, and is currently being marketed by 'UFO TV'. It