The Nuttall Encyclopedia
La Salle, Robert Cavelier Sieur de
A French explorer, born at Rouen; set out from Canada and explored the North American continent along the course of the Mississippi as far as the Gulf of Mexico, planting the French flag at what he thought was, but was not, the mouth of the river; was assassinated by one of his retinue in the end (1640-1687).
Wood, James, ed. Entry for 'La Salle, Robert Cavelier Sieur de'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/l/la-salle-robert-cavelier-sieur-de.html. Frederick Warne & Co Ltd. London. 1900.