Hi all,
In my recent email I suggested that the colour picture of two
ancient Eqyptian Sundials in Mark Lennox-Boyd's book were sourced via
the British Library but this was a simple mistaken reading of the
closely-printed acknowledgements page. On looking again I see that the
German
Tom
On the website of "De Zonnewijzerkring " you may find a description of a
procedure to calculate all kind of lines, inclusive date lines.
Have a look if this is what you look for.
Follow the links:
Calculate and construct
Extensive version
And then the procedures preface and so on.
Best wish
Hi Tony,
The same Egyptian dials appear in Hester Higton's Sundials - an illustrated
history.. The credit she gives is to Aegyptisches Museum, Berlin, no. 19743 and
19744.
Regards,
John D
--
Dr J Davis
Flowton Dials
--- On Sun, 15/11/09, Tony Moss wrot