96 ANNUAL REPORT SMITHSONIAN INSTITUTION, 1918. 



but also in obtaining sufficient clerical assistance to carry on the 

 regular routine. 



This in addition to difficulties of forwarding manuscript to 

 London on account of dangers from submarines has reduced some- 

 what the number of index cards normally issued, but the methods of 

 work have been so readjusted as to meet requirements in spite of 

 temporary chaotic conditions. 

 Very respectfully, yours, 



Leonard C. Gunnell, 



Assistant in Charge. 

 Dr. Charles D. Walcott, 



/Secretary /Smithsonian Institution. 



