Bui. 365, U. S. Dept, of Agriculture. 
Plate IX. 
Fig. 1.— Case 603 at 4.58 : 2 p. m. 
August 21, 1909. 
Fig. 2.— Case 603 at 4.59 p. m., 
August 21, 1909. 
Fig. 3. -Case 603 at 5.15 p. m., 
August 21, 1909. 
Fig. 4.— Case 603 at 5.1 5M p. m. 
Fig. 5— Case 603 at 5.15?! p. m. 
August 21, 1909. 
Fig. 6.— Case 603 at 5.16 p. m. 
August 21, 1909. 
