Avesta of particular manuscripts. A pre-Sasanian history of the Avesta, if it had one, is in the realm of legend and myth. The oldest surviving versions of these tales are found in the ninth to 11th century texts of Zoroastrian tradition (i.e. in the so-called "Pahlavi books"). The legends run as follows: The twenty-one "nask"s ("books") of the Avesta were created by Ahura Mazda and brought by Zoroaster to his patron Vishtaspa ("Denkard" 4A, 3A). Supposedly, Vishtaspa ("Dk" 3A) or another Kayanian, Daray ("Dk" 4B), then had two copies made, one of which was stored in the treasury, and the other
The Book of Dave is irrelevant, compared to what people make of it. At the same time, reports of increased raisings of the Thames Barrier had led him to contemplate that a catastrophic flood of London would render even detailed archival knowledge unable to reconstruct the metropolis. The "Book of Dave" can be considered to be a parody of modern religion especially with regard to blind faith. For example, the "Hamsters", the inhabitants of the island of Ham (actually the higher, unflooded part of Hampstead Heath), believe that certain verses out of the book are sacred "hymns", where in fact they are just excerpts