While searching the web in hopes of new material I have stumbled upon a curious picture which in turn lead me to the Chetham Library Blog. The manuscript described there was new to me, and as I later found out, to my collegues as well, so my find was even more exciting. I wrote a letter to the Library staff, with little hope of finding any understanding in my research for images of the manuscript, if not a full scan at least scans of the diagrams. To my surprise, I found a reply for them…