his collection of maps in Department of State in Washington, [33], [201];
maps in Coast Survey Office, [34];
in the American Antiquarian Society’s Library, [35];
Cartographical Depot, [35];
Discovery of Maine, [15];
on the Cortereals, [15];
his Geschichte der Entdeckung Amerikas, [35].
Kondiaronk, [350].
Koopman, [371].