I just got this in from ebay this week. It's a 1956 article by Father Neil G. McCluskey, S.J. on the Witnesses. I thought it interesting from a historical perspective so I've put it online. It's at:
http://www.catholic-forum.com/members/popestleo/mccluskey.html
I might have said a few things differently but parts of it are a fun read.
Cabasilas