Jim Tallman wrote: > > I am working on a couple sundial concepts and need more information. > Can anyone tell me where to find any reference regarding hemisphereums, > and/or reflecting sundials (that reflect the time from a windowsill onto > the ceiling of the room). Particularly the latter... > Jim Tallman [EMAIL PROTECTED]
At my homepage http://www.iaehv.nl/users/ferdv/ there is a link to Construction of hemispherium. Also my programs can be downloaded from my homepage. You can calculate reflection dials with these programs. Fer de Vries Netherlands.
