But would anyone claim to measure declination to seconds of arc? Still
seems a puzzle to me!
Regards,
John
- Original Message -
From: Frank King [EMAIL PROTECTED]
To: fer de vries [EMAIL PROTECTED]
Cc: sundial [EMAIL PROTECTED]
Sent: Saturday, April 21, 2007 10:28 PM
Subject: Re:
I have tried to look for the photos of the sundial of the Old Grammar School
in Hawkshead that are in internet and I have found:
1 - http://www.visitcumbria.com/amb/hawkgrsc.htm ( la fotografia inviata da
Fer de Vries)
2 - in http://www.sundialsoc.org.uk/Dotm/jul2001.htm
3 -
But would anyone claim to measure declination to
seconds of arc?
Hmmm. That's one reason why I hesitated to make
the suggestion but there are three tiny points to
note:
1. The meridian line in the Basilica di S. Maria
degli Angeli in Rome was laid down in 1702 and
that IS true
Dear John,
Thank you for your message. I was delighted to
have the opportunity to meet you face to face at
the BSS conference and to hear about the techniques
you use...
especially our discussions about the possibility
of using durable fired porcelain instead of paint
I shall certainly
Dear Gianni,
You are truly wonderful! You have, come sempre,
solved the problem!
We have all these people on the English list wondering
about PL and we have to wait for you to interpret our
English!
I didn't think of the Geocentric Latitude and I certainly
didn't think of the Reduced Polar
Dear Frank (cc Sundial List):
I just wanted to tell you how much I enjoyed seeing you and getting a chance
to talk with you at the conference, especially our discussions about the
possibility of using durable fired porcelain instead of paint for the
replacement of old deteriorated painted
Hi John and sundiallists everywhere,
You might be interested to know that Harriet James and I are currently making
a vitreous enamel on steel dial to replace an art-deco painted steel dial on a
private house. The original iron scrollwork gnomon will be reused. The firm
doing the
Hi Frank:
I think the terms: fired porcelain, baked porcelain, or porcelain enamel
mean the same thing. I have heard the term baked or fired enamel used in
reference to porcelain. But you are right, baked enamel usually refers to
oil based paints or powder coats that are baked on at low
Dear John,
Does anybody know if the four round blue dials on
the tower at Westminster Abbey in London are made
of porcelain (vitreous enamel)?
They are on the Tower of the Church of S. Margaret's
Westminster (quite different from Westminster Abbey)
and are by Christopher Daniel.
You can see