Note 2 — Chapter I
Reading edition
The evidence derived from comparison of the Greek, Latin and Sanskrit is taken from Mommsen, History of Rome, English translation, vol. I. p. 15: the additional evidence from German languages from Max Müller, Chips from a German Workshop, vol. II. pp. 22, 44. Curtius, Grundzüge der Griechischen Etymologie, has been used for verification.