The German text omits some instructions found in my two modern sources.
They say to use your left hand pointed west in the morning, and right hand
ponted east in the afternoon (Northern hemisphere).
Of course, the numbering system is reversed.
The stick should make an angle with your palm equal to your latitude. Your
palm must be horizontal.
Re. classification of the dial, is it not just a horizontal dial?
I got some response to my earlier offer to scan these sheets for posting to
a web site, my computer is acting up but I'll get a handle on the situation
& try to get these 3 sheets scanned.
_______________________________________
Peter Abrahams [EMAIL PROTECTED]
the history of the telescope, the microscope,
and the prism binocular
