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>Who knows the name of the book with the color tests in it so you can
identify
>colorblindness? I used it when I taught right out of college in the mid
>'60's, and only students who were colorblind could see the numbers or
letters
>on the pages. The rest of us just saw lots of colors. I remember the
pages
>looking like a mosaic of randomly placed colors, but they obviously weren't
>random.
>
>Terry in Garland, TX, where it's warming up a little.
>