Note 164 — Chapter VIII · THE CONTROVERSY ON COMETS.
G. (George) Sturge translation
Op. iv. p. 16. This appears also from a letter from Galileo of 19th June, 1619, to Cardinal Maffeo Barberini, afterwards Pope Urban VIII., accompanying the treatise. (See this letter in “Pieralisi,” pp. 63, 64; and “Guitoloni et Gal. Galilei,” Livorno, 1872, vol. i. p. 263.)