A. E. Taylor, Plato: The Man and His Work, Dover Publications, 2011. Originally published in 1926.
From the publisher:
This outstanding work by a renowned Plato scholar presents the thought of the great Greek philosopher with historical accuracy and objective analysis. A brief introductory chapter about the philosopher’s life is followed by an in-depth examination of his voluminous writings, particularly the dialogues. A substantial appendix explores works often attributed to Plato.
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