[2] Pike, History of Crime in England, ii. 283, 346.
[3] Beccaria was born in 1738, and his book appeared in 1764. Therefore he was only 26. The 28 must refer to the time he wrote the letter.
[4] Lettre 80.
[5] I Piaceri della Immaginazione, in his collected works by Villari, p. 546.
[6] Villari, Opere di Beccaria, 547.
[7] It is published in the Haarlem edition of the Dei Delitti, 1766.
[8] The letter is in Diderot’s Œuvres, ix. 451-66.
[9] See the two volumes of their Lettere published at Milan by Dr. C. Casati, 1880.
[10] Lettere, ii. 221: ‘Il suo libro d’oro sicuro è chiuso.’
[11] Lettere, ii. 150.