APPENDIX. 



The following table shows the extent of the Wabash silt loam in the areas 

 surveyed to the present time. 



In the lirst column is shown the particular soil survey in which the soil was 

 encountered ; in the second column, its extent of development in acres ; and in 

 the third column, the volume of the Field Operations of the Bureau of Soils in 

 which the report upon the area may be found. Those desiring a detailed 

 description of the soil and of the general conditions which surround it in any 

 particular area may consult these volumes in almost any public library. 



Areas of Wabash silt loam encountered in the soil survey. 



Survey. 



Area of soil. 



Year of 

 publica- 

 tions, Field 

 Operations. 



Illinois: Acres. 



Clinton County 24,576 



Dubuque area, Iowa 2 1, 344 



Knox County 29, 148 



McLean County > 20, 352 



Sangamon County ' 40, 192 



St. Glair County 1 9,664 



Indiana: 



Allen County 11,136 



Greene County * 16, 512 



Newton County 832 



Posey County ' 16, 384 



Tippecanoe County 9, 408 



Iowa: 



Dubuque area * 20, 928 



Tama County 1 70,592 



Kansas: 



Brown County 29, 952 



Riley County 42, 368 



Russell area 12, 864 



Kentucky: 



Union County' 25,216 



Minnesota: 



Blue Earth County 13,312 



Missouri: 



Atchison County 36, 800 



Cooper County 57, 600 



Crawford County 42, 112 



Howell County 48,512 



Putnam County 27,264 



Saline County ' 5,440 



Scotland County 46, 016 



Nebraska: 



Lancaster County 87, 616 



Sarpy County 18, 496 



Stanton area 8 26, 152 



Oklahoma: 



Oklahoma County 11,968 



1902 

 1902 

 1903 

 1903 

 1903 

 1902 



1908 

 1906 

 1905 

 1902 

 1905 



1902 

 1904 



1905 

 1906 

 1903 



1902 

 1906 



1909 

 1909 

 1905 

 1902 

 1906 

 1904 

 1905 



1906 

 1905 

 1903 



1906 



1 Mapped as Kaskaskia loam. 



2 Mapped as Llntonia loam. 



3 Mapped as Iluntington silt loam. 



4 Mapped as Yazoo silt loam. 



B Mapped as Waldo loam. 



6 Mapped as Waverly silt loam. 



7 Mapped as Olarksville loam. 



8 Mapped as Elkhorn silt loam. 



15 



o 



