Animal Quotes - Page 74
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"Letters of the great artists - from Blake to Pollock" edited by Richard Friedenthal, Thames and Hudson, London, (p. 207), 1963.
"Markings". Book by Dag Hammarskjold, 1964.
Birds, Beasts and Flowers (1923) "Mountain Lion"
"The Integrative Action of the Nervous System". Book by Charles Sherrington (p. 2), 1947.