Michael Partridge 
Lives of Victorian Political Figures, Part II [PDF ebook] 
Daniel O’Connell, James Bronterre O’Brien, Charles Stewart Parnell and Michael Davitt by their Contemporaries

Looks at the lives and politics of four of the key players in the independence and labour movements of the 19th century: Daniel O’Connell (1775-1847); Charles Stewart Parnell (1846-91); Michael Davitt (1846-1906); and James Bronterre O’Brien (1805-64).