Sheafor.] ^ '-^ [April 16, 



Tolerably Good Top Slate, 



Top Bench of good Coal, 4' 10" "j 



Slate, 6" I 6' 1^" 



Bottom Bench of Rough Coal, 9^" ] 



The above is a section of the two beds of Coal in the Lackawanna Coal 

 Basin, 1^ miles west from Scranton, furnished by the boss miner to P. 

 W. Sheafer, March 11, 1857. Opened by two drifts on the South bank of 

 the Lackawanna, where the Coal dips about 5^ West. 



These Coal were known as the 9 and 11 foot beds. 



Stated Meeting J April 16, 1869. 



Present, seventeen members. 



Dr. George B. Wood, President, in the Chair, 



A letter accepting membership was received from J, C. 

 Mill, dated Blackheath Park, March 22, 1869. 



Letters acknowledging the receipt of diplomas of member- 

 ship were received from John Tyndall, dated London, March 

 20th, and from H. A, Newton, dated Yale College, March 2d, 

 1869. 



Donations for the Library were received from the Royal 

 Academy and Observatory at Tnrin, the Geological Society 

 and M. Bossange at Paris, the E. Astronomical Society and 

 Mr. Quaritch at London, the Royal Society at Edinburgh, the 

 Portland Society of Natural History, the Rev. J. B. Perry, 

 the Essex Institute and Cambridge Museum, the editors of 

 the Journal of Medical Sciences, Dr. Isaac Lea, J, B. Lippin- 

 cott & Co., and the Fairmount Park Commissioners of Phila- 

 delphia. 



Professor Spencer F. Baird, of Washington, was appointed 

 to prepare an obituary notice of the late member, John Cassin, 

 of Philadelphia. 



The Committee to which was referred additions to the 

 Memoir of Professor Cope, reported in favor of publication. 



