Recognovit Guilelmus Biehl. Editio altera. Curavit Otto Apelt. Lipsiae, 1911. Profusely annotated by T.S. Eliot, with a note on the fly-leaf: 'Copy used in 1914-15 with notes made during R. G. Collingwood's explication de texte, and extracts from Pacius' commentary on the De Anima, which Joachim made me read. T.S. Eliot Presented to John Hayward Esqre 3.x.51.'