O'Callaghan, J. C., & O'Brien, W. S. (1843). The Irish in the English Army & Navy, and the Irish arms bill: In five letters, to Michael Staunton, Esq., proprietor of the "Register," T.M. Ray, Esq., Secretary to the Loyal National Repeal Association, and Lord Eliot, the "English" Secretary of State for Ireland. published [and printed] by James McCormick, 16, Christ Church Place.

O'Callaghan, John Cornelius, and William Smith O'Brien. The Irish in the English Army & Navy, and the Irish Arms Bill: In Five Letters, to Michael Staunton, Esq., Proprietor of the "Register," T.M. Ray, Esq., Secretary to the Loyal National Repeal Association, and Lord Eliot, the "English" Secretary of State for Ireland. published [and printed] by James McCormick, 16, Christ Church Place, 1843.