Analysis of information sources in references of the Wikipedia article "Thomas Button" in English language version.
Port Nelson, on the north shore of the peninsula and only twelve miles from York Factory, preceded York as an H.B.C. post in 1682-83. It is at the mouth of the Nelson River, discovered by Sir Thomas Button in 1612 and named after Button's sailing master, who died on the voyage.
...named by Button in 1613, after Vice-Admiral Sir Robert Mansell (1573-1653).
