Having thought about it intermittently for all of a day, I think that the
leap hour is an acceptable approach to civil time. The changes, taking
place over generations between leap hours, are slow enough so that the
people can adjust. The leap hour itself is no greater than Daylight Saving
Thad Weakley
42.2N 83.8WGordon Uber [EMAIL PROTECTED] wrote:
Sundial List;Having thought about it intermittently for all of a day, I think that the leap hour is an acceptable approach to civil time. The changes, taking place over generations between leap hours, are slow enough so that the people
Dear Heiner all,
Dials such as the one in Pompeii were more common in the Roman world than
the obelisk-type dials, I think.
I have written a paper on the origin of the pole-style principle in the
Bulletins of the Flemish and the Dutch Sundial Societies (2003-2004). My
conclusion was that the
In einer eMail vom 13.07.2005 19:22:16 Westeuropäische Sommerzeit schreibt
[EMAIL PROTECTED]:
AfterRoman dials with their vertical
obelisk type gnomons,
when did sundials withgnomons in parallel
to the planet's axis
first appear? Ifound an entry in the BSS
Glossary 2000
