On Sleep (or On Sleep and Sleeplessness; Greek Περὶ ὕπνου καὶ ἐγρηγόρσεως; Latin: De somno et vigilia) is a text by Aristotle, one of the Parva Naturalia.
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On Sleep Wikipedia(Text) CC BY-SA
On Sleep (or On Sleep and Sleeplessness; Greek Περὶ ὕπνου καὶ ἐγρηγόρσεως; Latin: De somno et vigilia) is a text by Aristotle, one of the Parva Naturalia.