Subject: SGS Photography
Hello Peter (and others):I LOVE the photos! Especially
because the website does not have many "modernlooking" stained glass
sundials. We will surely use some or most of them.Thank you so much
for sending them. Dave and I are quite busy at themoment, but I
promise
examination) are routinely made by breaking plate glass (newer knives may
be made of diamond).
http://www.2spi.com/catalog/knives/glass.shtml
http://www.pelcoint.com/glass_html/glassacc.htm
And here I thought that Babbage's method was meant to be a joke.
Gordon
At 09:18 7/28/03 -0600, Rodn
In ~1988, I attended a lecture at the University of Colorado on the topic
of breaking glass. A professor there had studied the subject in depth. I
think he was an archeology professor who started by studying how Native
Americans made arrowheads (obsidian being very similar to glass). He
might h
On Mon, 28 Jul 2003 [EMAIL PROTECTED] wrote:
> Andrew James wrote:
>
> >According to Charles Babbage in his autobiographical "Passages from the
> >Life of a Philosopher" (I think, or possibly the "Ninth Bridgwater
> >Treatise" - it's many years since I read it) there is a simple technique
> >for
Forgot to say that there is this site... but I think a real person is
better!!
http://www.tritrans.net/index.html
-
Hello John Pickard, and List members:
MSC Industrial Supply Co. ( www.mscdirect.com ) has a massive catalog
(over 4000 pages containing over 500,000 items), which includes an
amazing assortment of adhesives. It lists an 18' roll of 3/4" 3M high
performance adhesive transfer tape for about $7
Andrew James wrote:
>According to Charles Babbage in his autobiographical "Passages from the
>Life of a Philosopher" (I think, or possibly the "Ninth Bridgwater
>Treatise" - it's many years since I read it) there is a simple technique
>for making a neat hole in a glass sheet using only a centre p
Apologies if you've already received this message via the SML but somehow it
hasn't got back to me.
**
Subject: Request
Sent:27/7/03 5:42 PM
To: Sundial Mail List, sundial@rrz.uni-koeln.de
Fellow Shadow Watchers,
Is there someone o
David,
That seems about right, it was such a pad that was used on the aerial for my
mobile phone. I recall that stick-on security plates for laptop computers
also use a pad of double-sided "stuff". Wish I knew where I could buy it.
All I have been able to buy in small quantities is standard DIY
Folks,
Don't dismiss Tony Moss' suggestion of the glues used on car mirrors. It is
pretty good stuff, I only wish I could find out what it is! It will
withstand air temperatures of > 40C and continual exposure to direct sun for
years.
Some advice from having to replace a stick-on car aerial for
In the 1930 article in "The Connoisseur" by Knowles on stained glass
sundials he writes "Sometimes the legs of the fly were painted on one
side of the glass and the body on the other, the difference between the
two plane surfaces of the glass giving and extraordinary life-like
effect of projection
>I wonder what method the glassers use to drill glass? <
>John L. Carmichael Jr.<
According to Charles Babbage in his autobiographical "Passages from the
Life of a Philosopher" (I think, or possibly the "Ninth Bridgwater
Treatise" - it's many years since I read it) there is a simple technique
fo
Message text written by INTERNET:sundial@rrz.uni-koeln.de
>I'm going to try to drill a hole the same way I drill holes in stone using
a high speed diamond sphere with H2O.<
That should work fine, John. It's really no different to drilling ceramic
floor or wall tiles - though of course they can b
The 'glue' used to stick car mirrors is actually a very strong double sided
sticky pad. Available from replacement car windsrceen fitters.
David.
>
> From: "John Carmichael" <[EMAIL PROTECTED]>
> Date: Fri 25/Jul/2003 17:52 CEST
> To:
> Subject: Re: SGS Gnomon Attachment
>
> Hi Tony:
>
> That
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