APPENDIX. 



The following table shows the extent of the Penn loam in the areas surveyed 

 to date. 



In the first column is stated the particular survey in which the soil was 

 encountered, in the second column its extent 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 Penn loam encountered in the soil survey. 



i Year of publication, Field Operations. 



ADDITIONAL COPIES of this publication 



-ti may be procured from the SUPERINTEND- 

 ENT OF DOCUMENTS, Government Printing 

 Office, Washington, D. C. , at 5 cents per copy 



