I need to "side load" a number of eBooks (mostly
For the record, I use Calibre to manage my personal library and to handle the file syncing to the Nook device. As long as the device appeared as USB storage, it would handle (copy) it.
...calibre can directly connect to all the major (and most of the minor) e-book reading devices, smarthphones, tablets, etc. In addition, using the Connect to folder function you can use it with any e-book reader that exports itself as a USB disk.
Source: Calibre FAQ
This isn't possible on an iOS device as it doesn't show up as a USB storage device. How can I manually add my personal eBooks to my Nook App on my iPad, iPod, and/or iPhone?