Shanahan, J., Moynihan, P. M., Irish Republican Army, & Irish Free State. Criminal Investigation Department. (1923). Copy letter to Captain Patrick M. Moynihan from J. Shanahan, Intelligence Officer, Dublin Command, Headquarters, Collins Barracks, enclosing surveillance documents by the Irish Republican Army that were captured.

Shanahan, J., et al. Copy Letter to Captain Patrick M. Moynihan from J. Shanahan, Intelligence Officer, Dublin Command, Headquarters, Collins Barracks, Enclosing Surveillance Documents by the Irish Republican Army That Were Captured. 1923.