1. The Evolution of the Euclidean Elements: A Study of the Theory of Incommensurable Magnitudes and Its Significance for Early Greek Geometry,1975
2. Ancient Sources of the Medieval Tradition of Mechanics: Greek, Arabic and Latin Studies of the Balance,1982
3. The Ancient Tradition of Geometric Problems,1986
4. Textual Studies in Ancient and Medieval Geometry,1989
5. Archimedes and the measurement of the circle: A new interpretation