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Color Standards and Color Nomenclature Robert Ridgway (1850-1925) Washington, D. C.: The author, 1912 QC495 R5 Robert Ridgway, ornithologist and full-time curator of birds at the United States National Museum, was renowned for the accuracy with which he painted birds and was unmatched in his eye for the coloration....

"The world is everything, and that is the case."Tractatus Logico-Philosophicus Ludwig Wittgenstein (1889 – 1951) New York; London: Harcourt, Brace & Company, Inc., 1922 BC135 W5 1992 Ludwig Josef Johann Wittgenstein was born on April 26, 1889 in Vienna, Austria. He was raised Catholic, despite his mostly Jewish ancestry....