CONTENTS 



VOLUW 



Prolegomena page 2 



PART I 



The Theory of Chemical Embryology 



Philosophy, Embryology, and Chemistry 7 



The Historical Perspective 10 



Obstacles to Chemical Embryology 1 3 



The Stumbling-block of Hormism 1 4 



Finalism as a Rock of Offence 1 6 



Organicism as an Occasion of Falling 25 



Organicism and Emergence 3^ 



Neo-Mechanism as a Theory for Chemical Embryology 32 



PART II 



The Origins of Chemical Embryology 



Preliminary Note 41 



Section i . Embryology in Antiquity 44 



I • I . Non-Hellenic Antiquity 44 



1-2. Hellenic Antiquity; the Pre-Socratics 50 



1-3. Hippocrates; the Beginning of Observation 53 



1-4. Aristotle ^g 



1-5. The Hellenistic Age 77 



1-6. Galen 85 



Section 2. Embryology from Galen to the Renaissance gi 



2-1. Patristic, Talmudic, and Arabian Writers gi 



2-2. St Hildegard; the Lowest Depth g^ 



23. Albertus Magnus gy 



2-4. The Scholastic Period 103 



2-5. Leonardo da Vinci 1 07 



2-6. The Sixteenth Century; the Macro-iconographers I lO 



NE h 



'> i 



/ i\ '\ ^ , 



