Here is search logs of 650,000 AOL users. It's very interesting to view search history of particular person and analyze his personality. Let's do it together! Read more about AOL search database scandal or view research papers on web searching.
www.odeion.org
Chapter 1 of this book by Peter Wakefield Sault, that is concerned with the mathematical derivations of the western system of music, the Babylonian unit of rotation and the minute of time.