15 APR 2011 by ideonexus
The Book Wheel
Ramelli's designs were very inventive and often required precise machining that was impossible in his day. Many were successfully manufactured and sold, two or three centuries later. Ramelli designed the "book-wheel" or “reading wheel” to present volumes of text to readers in whatever position they had last placed them. The “book-wheel,” an alternative version of the revolving bookstand, is a device designed to allow one person to read a variety of heavy books in one location with e...Not a direct quote from the text, but a description of what the book wheel was in Ramelli's book.