4 public-domain matches

Books by Stephen Mackenna

The ethical treatises

The ethical treatises

Ludwig Preller, Heinrich Ritter, Plotinus, Stephen Mackenna, Porphyry

Cover of Enneads

Enneads

Plotinus

Cover of The ethical treatises

The ethical treatises

Plotinus, Stephen Mackenna, Ludwig Preller, Heinrich Ritter, Porphyry

Plotinus: the Enneads

Plotinus: the Enneads

Unknown author