1 Proclus, and Euclid's Book On Divisions of Figures 2-6 De Divisionibus by "Muhammed Bagdedinus" and the Dee MS 7-9 The Woepcke-Euclid MS 10-13 Practica Geometriae of Leonardo Pisano (Fibonaci) 14-17 Summary 14 Synopsis of Muhammed's Treatise 15 Commandinus's Treatise 16 Synopsis of Euclid's Treatise 17 Analysis of Leonardo's Work 18 Abraham Savasorda, Jordanus Nemorarius, Luca Paciuolo 19 "Muhammed Bagdedinus" and other Arabian writers on Divisions of Figures 20 Practical Applications of the problems on Divisions of Figures; the μετρικά of Heron of Alexandria 21 Connection between Euclid's Book On Divisions, Apollonius's treatise On Cutting off a Space and a Pappus-lemma to Euclid's book of Porisms 22-57 Restoration of Euclid's περὶ διαιρέσεων βιβλίον 27