Wm. S. Maddux wrote:
>Fellow Dialists,
>... (I beg the question of whether the candidate dials' sizes should be
>expanded by approximately 149.6 million kilometers, mean value, to include
>the illumination source for each of them.)
In this case, perhaps the largest timepiece should be the astrolabe, as it
uses for its light source (for sighting) any of a number of stars more
distant than Sol :-)
Heinrich Stocker wrote:
>Also in the Alps are some large sundials: mountain-sundials.
>... the distance between the Zwoelfer and the point from which
>you can see the right time is about 7000 m in the north.
Is anyone out there enthusiastic enough to figure how far this point
would move from year to year?
Cheers,
Mike Blackwell
