Never mind, after moments of much deliberation and research I've reached my goal. Motion for thread deletion.
Oh great....
Now I'm going to be wondering about what your question was (because I naturally know all the answer to these kind of things).
j/k :)
Actually no, I'm serious.
NOTE: NESterDC and SMSplus are godly.
Copy disk image to disk.
That's it! :D
GD-ROMS are different from normal disks.