Études sur le syllogisme, suivies de l'observation de Platner et d'une note sur le "Philèbe."

Article I is reprinted, with new title, from the Revue philosophique, May 1876; II reprinted from the Revue de métaphysique et de morale, March 1906; III reprinted, with additions, from the Revue de métaphysique et de morale, November 1903; IV extracted from the Revue de métaphysique et de morale, March 1902.

Die syllogistik des Aristoteles,

"Die echtheit der aristotelischen hermeneutik" is reprinted from Archiv für geschichte der philosophie. XIII. bd., 1 hft., p. [23]-72.

The philosophical and mathematical commentaries of Proclus on the first book of Euclid's Elements. To which are added a History of the restoration of Platonic theology by the latter Platonists, and a translation from the Greek of Proclus's Theological elements.

The translator's preface is followed by his Dissertation on the Platonic doctrine of ideas; Demonstrative syllogism; Nature of the soul; Dissertation on the true end of geometry; Life and commentaries of Proclus, including the life of Proclus by Marinus.

Über die Lehre vom Syllogismus in der neueren Logik /

Vita.