Irish Self-Determination League of Great Britain, O'Brien, A. P., McGrath, S., & Kelly, P. (1921). Circular letters regarding the arrest of Irish Self-Determination League activists, with an agenda and minutes for the ‘Second Annual Delegate Conference’, minutes of ISDL's Central Executive Council, of Standing Committee and of Sub-Committee thereof.

Irish Self-Determination League of Great Britain, et al. Circular Letters Regarding the Arrest of Irish Self-Determination League Activists, with an Agenda and Minutes for the ‘Second Annual Delegate Conference’, Minutes of ISDL's Central Executive Council, of Standing Committee and of Sub-Committee Thereof. 1921.