Chapter IV: João IV to João VI

[b] M. M. BUSK, _op. cit._

[c] H. M. STEPHENS, article on “Portugal” in the _Encyclopædia Britannica_.

[d] H. M. STEPHENS, _The Story of Portugal_.

[e] S. A. DUNHAM, _op. cit._

[f] AUGUSTE BUCHOT, _Histoire du Portugal_.

[g] FERDINAND DENIS, “Portugal,” in _L’Universe Pittoresque_.

[h] FRIEDRICH C. SCHLOSSER, _History of the Eighteenth Century_ (translated by D. Davison).

[i] SIR NATHANIEL W. WRAXALL, _Historical Memoirs of my own Times_.

[j] LORD MAHON, _History of England_.

[k] CHARLES F. DUMOURIEZ, _Mémoires_.

[l] JAMES C. MURPHY, _Travels in Portugal in the Years 1789-1890_.