Dakota History- CLEMENT AUGUSTUS LOUNSBERRY https://archive.org/stream/earlyhistoryofnor00loun/earlyhistoryofnor00loun_djvu.txt

BLACK WARRIOR NAVIGATION http://www.dtic.mil/dtic/tr/fulltext/u2/a198033.pdf

ALABAMA BOAT REGISTRATION http://www.dmv.org/al-alabama/boat-registration.php