5 OUTLINES OF FIELD-GEOLOGY PART I 



admirable in geological illustration has ever been issued 

 than the sectional views of mountain structure ]>r< 

 by the President of the Commission, Dr. A. H<-im. 

 They combine beauty of artistic sketching with ample 

 indications of geological structure. Th< ige or 



explanatory volumes that accompany the Swiss maps 

 contain a mine of geological information. The geological 

 surveys of Prussia and Saxony are likewise worthy of the 

 student's attention as examples of map - making, while 

 their accompanying explanatory texts are good illustra- 

 tions of geological description. 



