A collection of etchings by Lucian Freud at MOMA:

http://www.moma.org/exhibitions/2007/freud/

Beef up on your printmaking processes and terms:

http://www.contemprints.org/Explore_Glossary.cfm#Intaglio

Really cool relief prints. When I was in NYC they had a show with a gigantic 3-D snake made out of lino cuts.

http://www.cannonballpress.com