We used the Mobipocket version of 'Mars Girl' on the HanLin and Cybook (the author, Jeff Garrity, has his own thread here and gave us permission).
https://www.mobileread.com/forums/showthread.php?t=29061
We used a PDF I created on the iLiad to show the zoom and annotation-ability and then the Mobi '20,000 Leagues Under the Sea' (pre-loaded classic on the Book edition). We used a newspaper on the DR1000S to show the PressReader application.
Over, the bug and the walker arghhh