Here is an hour-long talk by Spector sponsored by the New York Center for Book Art.
At 6 minutes in, there is a wonderful riff on the book as elemental cultural artifact, being able to stand for each of the four elements. Here are links to the images to which Spector refers – so much more enjoyable to see as well as hear!
Claudio Parmiggiani, Smoke and Soot on Wood, 2008
Xu Bing, Book from the Sky, 1991
Credit: https://teachartwiki.wikispaces.com/Book+from+the+Sky–Xu+Bing http://wp.me/p2AYQg-Ou
Doug Beube, Twister, 2002
Hanne Darboven, 100 Books, 1970