131 
THE FOLLOWING PAPERS were also read and ordered to be printed 
in the Transactions of the Royal Dublin Society :-— 
1877. 
Noy, 19th.—WeEntworty Ercx, LL.D., F.R.A.S., On the Satellites 
of Mars.” 
Dec. 17th.—Epwarp Hutt, F.R.S8., and E. T. Harpman, F.C.8., “On 
the Nature and Origin of the Chert-beds in the Upper 
Carboniferous Limestone of Ireland.” 
1878. 
Jan, 21st.—T. Romney Ropinson, D.D., F.R.S., “On the places of 
1,000 stars observed at the Armagh Observatory.” * 
VERBAL COMMUNICATIONS were also made to the Society on the 
following subjects :— 
Lol is 
Noy. 19th.—On Phenol-phthalein as a test of Alkalinity by Professor 
J. Emerson REYNotps, M.D. 
a », On Specimens of Crystallized Phosphorus, exhibited by 
Mr. R. J. Moss, F.C.S. 
¥ » On the limits of Geological Time by Rev. §. HavueurTon, 
; Ng Boe HEB StS 
. » On the relation of Science to Practical Engineering by 
Rosert Manning, C.E. 
Dec. 17th.—On a simple form of Telephone exhibited by Professor W. 
F. Barrett, F.R.S. E. 
a » Ona new form of Spectroscope, exhibited by Mr. Howarp 
Gruss, M.E., F.R.A.S. 
x », On the discovery of Brine in the Valley of the Mersey 
at Warrington by Professor Hutt, F.R.S. 
i ,, On Specimens of ornamental and other stones from Jypore, 
India, exhibited by Professor E. Hull, F.R.8, 
- ,, On Specimens of Idocrase rock from Cumberland, exhibited 
by Professor Harkness, F.R.S8. 
" » On Nests of the oven-bird (Purnariide), exhibited by Pro- 
fessor Macauister, M.D. 
% 5, On an Automatic Numbering Machine, exhibited by Mr. 
Howarp Gruss, M.E., F.R.A.S. 
1878. 
Jan. 2l1st.—On M. Cailletet’s experiments on the liquefaction of 
Oxygen and other gases, by Professor J. EMERSON 
Reryno.tps, M.D. 
¥ »,  Onthe Phonograph, by Professor W, F. Barrett, F.R.S.E, 
