The geographical conceptions of Columbus
Subtitle: a critical consideration of four problems
By: by George E. Nunn.
Contributors: American Geographical Society of New York.
Series: American Geographical Society research series -- no. 14.
Publisher: American Geographical Society
Published: 1924
Place of publication: New York
Language: eng
Number of pages: 148
Subjects: Columbus, Christopher; Early maps
Notes: Issued also as thesis (Ph. D) University of California, 1924.

Bibliographical foot-notes.
Table of contents: title: The determination of the length of a terrestrial degree by Columbus.; title: The route of Columbus on his first voyage as evidence of his knowledge of the winds and currents of the Atlantic.; title: Did Columbus believe that he reached Asia on his fourth voyage?; title: The identity of Florida on the Cantino map of 1502.