Mechanics (Greek: ΜΗΧΑΝΙΚΑ, Latin: Mechanica) is attributed to Aristotle but may have been written by Archytas (ΑΡΧΥΤΑΣ). The 35 books discuss topics including the relationship between circles, levers and pulleys. Translated by Edward Forster. Painting: Faustine Léo (1832–1865) by Henri Lehmann, 1842. Scanned by The Metropolitan Museum of Art. Recording and cover design by Geoffrey Edward are in the public domain.