Snak has one of these

Nov 11, 2009,18:16 PM
 

Not good at night.

Photobucket

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Sundials …

 
 By: AndrewD : November 11th, 2009-14:38
One of man’s early methods of marking the passage of time. The actual science of sundials is complex, and there is quite a good Wikipedia entry on the topic. I would be interested to see some of the sundials you have seen or own. Andrew ScienceWorks, Melb...  

Snak has one of these

 
 By: mrsnak : November 11th, 2009-18:16
Not good at night....  

You should have bought the backlit version!

 
 By: AndrewD : November 11th, 2009-22:38
Great image. Thanks Snak! Andrew

Also have one in the garden

 
 By: mrsnak : November 12th, 2009-09:41
Keeps to COSC specs ;-)...  

Whoa, I've never seen one of those!

 
 By: patrick_y : November 13th, 2009-01:28
That's a nice watch there!

Digital Sundial

 
 By: BDLJ : November 11th, 2009-19:25
Andrew, Do a google search on "Digital Sundials"... the site has good information on how they work. Amazing things...

Longwood Gardens

 
 By: PeaceFrog : November 12th, 2009-06:33
From a paper on analemmatics, linked below: In Kennett Square, Pennsylvania USA, not far from Philadelphia, there is a 1050 acre horticultural park, Longwood Gardens. The park is on the former country estate of Pierre S. duPont (1870-1954). The park’s las...  

sorry, here is the working link for the .pdf file

 
 By: PeaceFrog : November 12th, 2009-06:38
for some reason it won't hotlink properly... www.longwoodgardens.org

A modern one

 
 By: aaronm : November 12th, 2009-07:28
I've got one of the Nomos ones I know I have some pictures of integrated-into-building sundials somewhere, I'll dig up later A...  

I find Sundials a good companion watch to Breguets

 
 By: justpen : November 13th, 2009-04:31
Hi All, Sundials were one of the first time-tellers to captivate my interest in horology. As a child, I often put a stake in the ground and marked where the shadow was, as the hours fell. I learned this art from a Phantom Comic book I read at the age of s...  

longevity ...

 
 By: AndrewD : November 15th, 2009-03:20
Very nice post and lovely to hear of your long experience with sundials. You achieve greater accuracy than I expected. Reliability and longevity is unlikely to be an issue with Sol around for the next couple of billion years. Andrew

Here is one !

 
 By: foversta : November 14th, 2009-11:55
In Rome ! Fr.Xavier...