Bui. 365, U. S. Dept. of Agriculture. 



Plate VIII. 



Fig. 1.— Case 603 at 4.45 p. m. 

 August 21, 1909. 



Fig. 2.— Case 603 at 4.54 p. m., 

 August 21, 1909. 



Fig. 3.— Case 603 at 4.54M p. m., 

 August 21, 1909. 



Fig. 4.— Case 603 at 4.54>2 p. m., 

 August 21, 1909. 



Fig. 5.— Case 603 at 4.54H p. m., 

 August 21, 1909. 



Fig. 6.— Case 603 at 4.58 P. m., 

 August 21, 1909. 



