127 



Jahrg. Ed. Seite 



Survey, Second Geological of Pennsylvania, J. P. Lesley. R. 1884 II 347 



Sveriges geologiska Undersökning. Stockholm. R. ... 80 I 313 

 United States geological Survey: Annual Report for 1881 of 



J. W. Powell. R 82 II 365 



Third annual report of J. W. Powell. R. ... 84 II 186 



Mineral Resources of tlie United States compiled by 



Alb. Williams Jr. R 84 II 346 



United States Geological Exploration of the fortieth parallel. 



Vol. I. Systematic Geology by Clarence Kino. R. . 83 I 217 

 United States Geographica! Surveys west of the lOOth. Me- 

 ridian. Vol. HI. Supplement-Geology. R 83 I 232 



Untersuchung, die geologische, Norwegens unter der Di- 



rection von Th. Kjerulf am Ende des Jahres 1880. R. 82 I 197 



XIII. Versammlung des Oberrhein, geol. Vereins zu Constanz 



am 31. März, 1. u. 2. April 1880 80 II 301 



XIV. Versammlung des Oberrhein, geol. Vereins zu Gebweiler 82 I 238 



