try these

http://www.pillowpa.org/general.htm

http://hometown.aol.com/jweaver303/tn/pillow.htm

http://www.couchgenweb.com/arkansas/lee/biog-lee.htm

this says pillow had 41 slaves in St Francis Co AR (borders or made from Lee or both....don't remember)
http://freepages.genealogy.rootsweb.com/~ajac/arphillips.htm

and last for now, Lorine Oliver has Pillow connections.....don't know how actively she is still researching...see her post

http://afrigeneas.com/forum-reunion/index.cgi?read=912

http://afrigeneas.com/forum/index.cgi?read=19087