Hi Brad,
My message re your interest in hemicyclia should have made it clear that it was
Fer De Vries’s original work on the construction of a Hemispherium that he
placed on his website and which was republished after his death by Frans Maes
and then placed on his own website for us to read
Hi Brad
Further to your interest in an hemicyclium you might like to know of this link
to the former webpages of the late Frans Maes who set out his instructions for
“Construction of Hemispherium” some time ago and which is based on several
earlier documents – all referenced. You might find
