See Candolle.
De Costa, B. F., Pre-Columbian Discovery, [97];
Notes on a Review, [97];
Northmen in Maine, [97];
Sailing Directions of Hudson, [97];
Columbus and the geographers of the North, [97];
on Dighton Rock, [104];
on the Eskimos, [105];
on the Zeni, [115].
De Courcy, Hist. Chh. in America, [69].