182 



Well at Continental passed through, 



Sand and Gravel to Rock at. 



Blue Gneiss 



Feldspar 



Light Grey Gneiss 



Pure Feldspar 



Pump down to 



Is a purer and better drinking water than that supplied from the Schuyl- 

 kill, and equally good for household purposes. In March 1874 and 1875 

 water became muddy for four hours and then clear again . 



Mr. C. E. Hall communicated, through the Secretary, a 

 List of Genera and Species of Fossils determined by him 

 during 1874 and 1875, to be included in his report on the 

 Fossils of Pennsylvania for the Geological Survey. 



Mr. Lesley communicated a list of 2,500 station-levels in 

 Pennsylvania, collated from railway and other records, by 

 Mr. Charles Allen, of the Geological Survey. 



Mr. Chase communicated certain conclusions deducible 

 from the curves of rainfall in North America. 

 Mr. Lesley was elected Librarian. 



The following Standing Committees were appointed for 

 the ensuing year : 



Finance^ 

 Mr. Frederick Fraley, 

 Mr. Eli K. Price, 

 Mr. Benjamin V. Marsh. 



Fuhlication^ 



Dr. John L. LeConte, 

 Dr. Daniel M. Brinton, 

 Dr. Harrison Allen, 

 Dr. Charles M. Cresson, 

 Mr. William M. Tilghman. 



Hall, 

 Gen. Hector Tynclale, 

 Mr. Edward Hopj>er, 

 Mr. Solomon S. Roberts. 



