In 1085, William the Conqueror commissioned the Domesday Book. In 1986, the BBC spent £2.5 million to create an electronic version. While William’s original is still in fine shape, there are no computers capable of reading the laser discs on which the BBC version was published. —Ancient Domesday Book Outlives Electronic Versionb> (Ananova)
That article, too, is now gone. Here’s coverage from Slashdot:
https://tech.slashdot.org/story/02/03/03/1821227/1086-domesday-book-outlives-1986-electronic-rival