The XKCD Digital Lifespan Chart in Context
Inspired by the things I was learning in library school about special collections and the history of the book, and the original XKCD comic as shared under its CC BY-NC 2.5 license. This image is likewise shared under a Creative Commons Attribution-NonCommercial 2.5 License.
Date range information courtesy of The Oxford Illustrated History of the book, Oxford University Press, 2020, with a bit of wikipedia sprinkled in!
Also available as a high resolution png and in pdf format.