6 
Transactions of the Academy of Science of St, Louis 
FIGURE 1 
Index map showing the location of the Brainerd Community (shaded) 
within Minnesota, and its situation relative to the boundary of the 
northern coniferous forest This boundary is after maps by H. S- 
Ayres (2ast Ann. Rept. U.S.G-S., Part V, PL 53) and C. S. Sargent 
(Report on the Forests of North America, Tenth Census of U. S. 
1880, vol. 9). 
