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    River and Sea, a Lament - River and Sea, a Lamentafter Lament by the Riverside by Du Fu, 712 – 770 CE An old man looking inward tugsat the hem of his keffiyeh,the tears of many year...
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Thursday, September 01, 2005

Optics for Kids (and for me, too)

This site has a bunch of little optics tutorials (require java) aimed elementary school kids. Kids might like 'em and they might not. I do.
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