Dear Joel,
thanks for your message. I hope that some my italian friend transtale this
article into english language soon. The object you say in the picture is a
little gnomonic instrument about the which our Alessandro Gunella wrote a good
article in my magazine Gnomonica (see the text of my
Dear Friends,
I have published on my web site
www.nicolaseverino.it a new article in which I write (sorry italian only)
abot the solution for the horary quadrant in the picture. The file is a
weinzip for free download (1428 Kb) with several high definition images.
Download it and launch the
