Key points are not available for this paper at this time.
The Native Population of the Americas in 1492, (2nd edition). William M. Denevan (editor), with a foreword by W. George Lovell. Madison: University of Wisconsin Press, 1992. xliv + 353 pp. , glossary, 2 bibliographies, index. 45. 00 (cloth), 14. 95 (paper). ISBN 0‐299‐13430‐X, ISBN 0‐299‐13434‐2.
Charles C. Kolb (Mon,) studied this question.