LETTER OF TRANSMITTAL 



U. S. Department of Agriculture, 



Bureau of Soils, 

 Wasldngion, D. C, December 2Ji., 1917. 



Sir: I have the honor to transmit herewith the manuscript report 

 and map covering the survey of Porter County, Ind., and to request 

 that they be pubhshed as advance sheets of the field operations of 

 the Bureau of Soils, 1916, as authorized by law. 



The selection of this area was made after conference with the 

 State officials cooperating with the Bureau in the work of surveying 

 and classifying the soils of Indiana. 

 Respectfully, 



Hon. D. F. Houston, 



Secretary of Agriculture. 



Milton Whitney, 



CM ej of Bureau. 



