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Show Egypt's Grefp Sun Rays In Egypt, where r'le atmosphere Is very clear, the grer. tints of t. un. set light are peculiarly dlsii,.,., A j the sun descends n.jr,.r t ,. horizon and is immensely r,.,rsed. its ,-ayy suddenly become I of nn int tant of brilliant preen. Then a sttc( ession ot green rays stiffusea the sky well nlgb to the zenith, says the Youth's Companion. Com-panion. The same phenomenon occurs al sunrise, but less conuplcuously. Sometimes Some-times at sunset, just as the last por tlon of the sun's disk vanishes, Iti color changes from screen to blue, and Lo also after It has disappeared th sky near the horizon Is green, whll ; toward the zenith It is blue. Th fact was of course observed by th ancient Egyptians, and reference thereto are found In their writings; ' |