A Chart of ye North part of America

 

“A Chart of ye North part of America, For Hudson’s Bay Comonly called ye North West Passage. By Iohn Thornton Hidrographer at the Platt in the Minories”, London, 1677-1682. https://exhibits.stanford.edu/ruderman/catalog/rt796sf3559, https://collections.library.yale.edu/catalog/2047241