Voluntary and Involuntary actions, [525].

W.

Waitz, prints Sophistici Elenchi as last Book of Topica, [56].

When, Quando, Category, [65], [73].

Where, Ubi, Category, [65], [73].

Words, subjective and objective aspects of, [109].

Works of Aristotle, dates of, uncertain, [54]; in what order to be studied, [55]; cross-references in the logical, [56].

Wyttenbach, started doubts as to Platonic Canon, [27].

X.

Xenokrates, fellow-pupil of Aristotle, accompanied him to Atarneus, [4]; head of the Academy, [7]; attached to Athenian democracy, [10]; character of, [25]; his view of the soul, [450].