LETTER OF TRANSMITTAL. 
Smitrusonran Institution, Bureau oF ETHNOLOGY, 
Washington, D. C., April 25, 1893. 
Sir: I have the honor to transmit to you the copy for “ Contributions 
to North American Ethnology, Vol. IX, Dakota Grammar, ‘Texts, and 
Ethnography,” by the late Stephen Return Riggs, having edited it according 
to your instructions. 
I am, with respect, your obedient servant, 
JAMES OwEN Dorsey, 
Ethnologist. 
To Hon. J. W. Powe tt, 
Director, Bureau of Ethnology 
