Relief shown pictorially. Includes historical and descriptive notes, and an inset chart of Baffin Bay and Hudson Bay. In lower margin: For Mr. Postlethwayte's Dictionary of trade & commerce. From: The universal dictionary of trade and commerce ... / by Malachy Postlethwayt ... 3rd ed. London : Printed for H. Woodfall [and 16 others], 1766. In cartouche in lower left: Maps for Mr. Postlethwayt's Dictionary of commerce, which make a compleat body of geography of the whole world, viz. North America, South America, Asia, Africa and Europe, printed on twenty four sheets. Watermark: Fleur de lys and TH. Originally issued on four sheets, now joined.