1 Tuloksia löytyi "Tiedosto:The_wonders_of_optics_-_Fig_21.png".

Tiedosto:The wonders of optics - Fig 21.png

DescriptionThe wonders of optics - Fig 21.png English: Concave Mirror. Date 1869 Source https://en.wikisource.org/wiki/Page:The_wonders_of_optics_(1869).djvu/122...

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