Hi, this is pretty basic, but I found your great grandfather in the social security death index. Here is is the web link.
http://ssdi.rootsweb.com/cgi-bin/ssdi.cgi?lastname=paffordfi...You could request his death record and get his parents names and that would help you out. It only costs 7.00. Hope this helps.
lisa
lchmiel@netzero.net