Superb solar energy and alternate energy page.
Emphasis on heliostats but covers other areas
Disorganised page but useful.

        http://www.redrok.com/main.htm


Link from the page
Solar furnace. Simple to build (albeit a bit time consuming and fiddly). See
letter at bottom for results of a larger version

        http://www.eskimo.com/~billb/amateur/mirror.html


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