3215 



FORESTRY INVESTIGATIONS V. S. DEPARTMENT OF AGRICULTURE. 

 'IYee-fop tempei-aiiirc mffrreuce*, wood* and ;' Jiflds Continued. 



MEAN. 



MAXIMA. 



4 1 



- 1 



-2 



-4 



-6 



WINTER. 



SPRING. 



_L 



SUMMER. 



AUTUMN. 



Fm. 66. Friedrichsrode. 



FIG. 67. Eborswalde. 



+ 3 



+ 2 



+ 1 



+ 2 



+ 5 



4-4 



+ 6 



WINTER. 



SPRING. 



SUMMER. 



AUTUMN. 



Fio. 68. St. Johann. 



Fio. 69. Carlsberg. 



a. 70. Schoo. 



