On George Ferris

This item appears on page 8 of the December 2010 issue.

The book “Circles in the Sky” and the website www.ferris-wheel.org relate the history of George Ferris and Ferris wheels. Included is a short section on 32 of them around the world that people can ride (on the website, click on “Map of Wheels”).

The 164-page book, published by the American Society of Civil Engineers (800/548-2723, www.asce.org), costs $35 (if purchased from their website, shipping is free).