Howell, J. (1644). Mercurius hibernicus: or, A discourse of the late insurrection in Ireland: Displaying, 1. The true causes of it (till now not so fully discovered.) 2. The course that was taken to suppresse it. 3. The reasons that drew on a cessation of armes, amd [sic] other compliances since. As also touching those auxiliaries which are transported thence to serve in the present warre. [s.n.].

Howell, James. Mercurius Hibernicus: Or, A Discourse of the Late Insurrection in Ireland: Displaying, 1. The True Causes of It (till Now Not so Fully Discovered.) 2. The Course That Was Taken to Suppresse It. 3. The Reasons That Drew on a Cessation of Armes, Amd [sic] Other Compliances Since. As Also Touching Those Auxiliaries Which Are Transported Thence to Serve in the Present Warre. [s.n.], 1644.