INTENTS OF PART II. 



j*ti Stoney, m.a., f.r.s. On some remarkable instances of 



...yers, or Compressed Strata of Polarized Gas at ordinary atniu.^ . <j$ 



tensions, 53 



2. — R. J. Moss, f.o.s. On the chemical composition of the Coal discovered by the 



late Arctic Expedition, 01 



3. — Professor A. Macalisier, m.d. Notes on the Skeleton of an Aboriginal 



Australian, . -. : , 63 



4. Edward L. Moss, m.d. On a fragment of Human Skeleton from N.L. §1° 42'. 67 



'5. Professor W. F. Barrett, f.r.s.e. On the Electric Telephone, . . .73 



& — Professor W. F. Barrett, f.r.s.e. On the Spheroidal State, ... So 



7 R. J. Moss, f.o.s. On the Spheroidal State, . . .•*... . 87 



8. W. H. Mackintosh, b.a. Note on the Microscopic Structure of the Scale 



of Aviia Ccdva. (With two plates), .93 



|9. — Samuel Hunter, f.r.a.s. On the various forms of apparatus used for polish- 

 ing Specula for Reflecting Telescopes, 97 



10. — Howard Grubb, m.e. On Babbage's system of Mechanical Notation as 



applied to automatic Machinery. (With a plate), Ill 



11. — G. F. Fitzgerald, m.a., f.t.c.d. Suggestions for an experiment to demon- 

 strate the polarized state of the gas in Crookes's Layer, . . . .117 



12. — E. T. Hardman, f.c.s., of the Geological Survey of Ireland. On the Barytes 



Mines near Bantry, • .121 



13. — MM. Feil and Fremy. On the Artificial production of Minerals and Precious 



Stones,, 127 



List of Papers printed in the Scientific Transactions of the Royal Dublin Society, . 131 



List of Verbal Communications, . . . - J 131 



Editors. 



J. Emerson Reynolds, M.D., Professor of Chemistry, University of Dublin. 



A r.EXANDKR Macalister, M.D., Professor oj Zoology and Comparative Anatomy, University 



of Dublin. 

 W. F. Barrett, F.R.S.E., Professor of Physics, Royal College of Science. 



The Authors alone are responsible for all opinions expressed in their communications. 

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TED BY ALEXANDER THOM, 87 & 88, ABBEY-STREET, 



PRINTER TO THE QUEEN'S MOST EXCELLENT MAJESTY. 

 FOR HER MAJESTY'S STATIONERY OFFICE 



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