McGrath, S., O'Brien, A. P., MacDonnell, J. H., Dutton, C. B., & Irish Self-Determination League of Great Britain. (1922). Typescript copy letter of Seán McGrath to Art Ó Briain, offering his resignation as Irish Self-Determination League General Secretary, with typescript copy letters on political prisoners and other subjects to Richard Purcell, Brian Hannigan and others from Ó Briain and typescript copy press report of repudiation of Treaty by Tyneside Council of ISDL.

McGrath, Seán, et al. Typescript Copy Letter of Seán McGrath to Art Ó Briain, Offering His Resignation as Irish Self-Determination League General Secretary, with Typescript Copy Letters on Political Prisoners and Other Subjects to Richard Purcell, Brian Hannigan and Others from Ó Briain and Typescript Copy Press Report of Repudiation of Treaty by Tyneside Council of ISDL. 1922.