The Encyclopedia of Ancient Natural Scientists: The Greek tradition and its many heirs

H.C. Wood, Jr. and C.H. LaWall, et al., edd., The Dispensatory of the United States of America, 21st ed.
(Philadelphia and London 1926): later editions are less relevant.
L. Zhmud, Wissenschaft, Philosophie und Religion im frühen Pythagoreismus (Berlin 1997).
Idem, The Origin of the History of Science in Classical Antiquity (Berlin and New York 2006).

INTRODUCTION