so often. See Cartas del Gran Capitan, MS.

[28] Guicciardini, Istoria, tom. i. p. 304.--Giannone, Istoria di Napoli,
lib. 29, cap. 4.--Ferreras, Hist. d'Espagne, tom. viii. p. 250.--Summonte,
Hist. di Napoli, tom. iii. pp. 552, 553.--Muratori, Annali d'Italia, tom.
xiv. p. 40.--Chronica del Gran Capitan, cap. 81.--Ulloa, Vita di Carlo V.,
fol. 18.

[29] The Italians, in their admiration of Pedro Navarro, caused medals to
be struck, on which the invention of mines was ascribed to him. (Marini,
apud Daru, Hist. de Venise, tom. iii. p. 351.) Although not actually the
inventor, his glory was scarcely less, since he was the first who
discovered the extensive and formidable uses to which they might be
applied in the science of destruction. See Part I. Chapter 13, note 23, of
this History.

[30] Zurita, Hist. del Rey Hernando, tom. i. lib. 5, cap. 30, 31, 34, 35.
--Giovio, Vitae Illust. Virorum, fol. 255-257.--Garibay, Compendio, tom.
ii. lib. 19, cap. 15.--Bernaldez, Reyes Catolicos, MS., cap. 183.--
Guicciardini, Istoria, lib. 6, pp. 307-309.--Ulloa, Vita di Carlo V., fol.
18, 19.--Ammirato, Istorie Florentine, tom. iii. p. 271.-Summonte, Hist.
di Napoli, tom. iii. p. 554.--Chronica del Gran Capitan, cap. 84, 86, 87,
93, 95.--Sismondi, Hist. des Francais, tom. xv. pp. 407-409.




CHAPTER XIII.

NEGOTIATIONS WITH FRANCE.--UNSUCCESSFUL INVASION OF SPAIN.--TRUCE.