"Various effort were made by well-wishers to help Prince alleviate his poverty and acquire a better living, including several cash grants from the Royal Bounty Fund, but each failed through his addiction to alcohol" (http://gerald-massey.org.uk/prince/).
"John Critchley Prince died at Hyde, in 1866, almost blind and partially paralysed by a stroke suffered shortly after his second marriage" (http://gerald-massey.org.uk/prince/).
leading figure in the "Sun Inn" group--"The Sun Inn, Long Millgate, Manchester, during the 1840s, the scene of 'poetic soireés' attended by Prince, Rogerson and other local bards" (http://gerald-massey.org.uk/prince/).
Attended a Baptist Sunday school in his youth (Wikipedia)
"He learned to read and write at a Baptist Sunday school, and at age 9 of age was set to help his father, with whom he worked for ten years" (Wikipedia)
Vicinus, Martha, "Literary Voices of an Industrial Town: Manchester, 1810-70." The Victorian City: Images and Realities, edited by H.J. Dyos and Michael Wolff, Routledge and Kegan Paul, 1973, pp. 743-5.
Maidment, Brian, and A.S. Crehan. J.C. Prince and "The Death of the Factory Child": A Study in Victorian Working-Class Literature. Manchester Polytechnic, 1978.