Yikes, that was fast - he e-mailed us the files too and we're planning to post them soon (with a PDB conversion to make them easier to install on Palm). But in the meantime these should indeed work, and are as high-quality as any flashcard list we've seen so far.
David and Helen is used in the 2nd year at Yale, Columbia, and other schools in the US. http://www.chinese-forums.com/showthread.php?t=9612
is a post at chinese-forums that includes an attachment (you have to log on to chinese-forums to view it)
with a table of about 8-10 US universities, and the texts they use for different levels.