@figonet: nice find!
@j0534ng31: what's the deal with
$(busybox which chgboot) recovery Why not simply
chgboot recovery? AFAIK, the which-command is only there to tell where an executable callable via PATH is located...
EDIT: here is an alternate recovery image for the Nook:
http://forum.xda-developers.com/showthread.php?t=947698