The attached pdf file contains the placards included in the top of the NXT kit. The third page contains a complete kit inventory.
This Parts Survey [1] is a resource form Carnegie Mellon University's Robotics Academy (http://www.education.rec.ri.cmu.edu/ [2]) Robotics Engineering Vol. 1 product (http://www.education.rec.ri.cmu.edu/content/lego/curriculum/rev1_index.htm [3]).