Re: touch the spring

From: On-line Snack discussion (snaktalk)
Date: Wed Nov 28 2001 - 19:29:40 PST


Try Sargent-Welch http://www.sargentwelch.com or one of the other
scientific supplies companies listed on the Snacks Supplies page
http://www.exploratorium.edu/snacks/snacksupplies.html

Nina Thayer
Snacktalk Moderator
 
>
> Guillaume Niel
> 14, rue Pasteur
> 54000 Nancy
> email : guillaume.niel@free.fr
>
> Hello,=20
>
> I am a french student, 21 years old, and i would like to know how it is =
> possible to find a concave mirror for the snack "touch the spring". In =
> your web site, you mentionned that it was possible to find one in a =
> scientific supply house for about $40. But in France, it is really hard =
> to find such a mirror (40cm diameter, about 30 cm between the mirror and =
> the focal point) for only $40.
> Could you tell me where i could find that kind of stuff in your country =
> (houses' names) and, if you have some information, in France or in =
> Europe.=20
> Thanks a lot.
>
> Guillaume Niel
>
>
>



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