^ Good call MMF
Or the original, famed work on the subject:
http://www.amazon.com/Black-Donnelly.../dp/1895565243
My mom's family is from the area, and in fact her cousin's wife's family supposedly has in its possession the doorknob from the Donnelly farmhouse after it was burnt down.
I've been to Lucan, past the site, and to the new Donnelly grave.