Shipwrecks https://www.boem.gov/ESPIS/4/5109.pdf
http://scubagonewild.com/documents/Encyclopedia%20of%20Civil%20War%20Shipwrecks%20-%20(Malestrom).pdf

1728 Laval Gulf Coast map http://www.geographicus.com/P/AntiqueMap/GulfCoast-laval-1728

LOUISIANA PURCHASE http://shannonselin.com/2016/09/canada-louisiana-purchase/

Gilbert Din Spanish gunboats of  gulf coast http://www.jstor.org/stable/4234201?seq=1#page_scan_tab_contents

Milk River Big Muddy River Poplar River Alberta and Satchketchewan La. Purchase