Hi Tony,
I looked up in the book The devided Circle by J.A. Bennett.
I didn't find Barda but Borda.
In your second mail you metioned this name.
There is a picture of a Bordan type reflecting circle by Secretian, mid 19th
century, radius 135 mm.
As written the instrument might be named a
Hello all...
Ken Clark wrote:
(snip)
I wrote a brief history about Richard Schmoyer and the Sunquest
sundial with additional information to Tony Moss and the London
Science Museum who requested it.
I also sent along information on the Lyre and Tuning Fork Musical
Theme Sundial that
Fellow Shadow Watchers,
Can anyone direct me to a clear photograph of a
'Barda Repeating Circle' please? i.e. A modern picture of an actual
instrument rather than a photo-repro' of a contemporary engraving etc.
which I have already. More detail of the scales and
Hi all,
My previous query should have been for a BORDA Repeating Circle.
Apologies for the typo'
Tony Moss.
P.S. I already have a copy of Ken Alder's wonderful book The Measure of
All Things' which is how my interest in this ingenious device arose.
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