231 
On the Luminous Sulphides of M. Ed. Becquerel,” by William 
Thomson, F.R.S.E. 
“ On the types of Compound Statement in volving four Classes/’ 
by Professor W. K. Clifford, M.A., F.R.S. Communicated by 
Professor W. S. Jevons, M.A., F.R.S. 
January 1877. — On the Occurrence of Cratsegus Oxy- 
acanthoides (Thuill.) in the neighbourhood of Manchester,” by 
Charles Bailey, Esq. 
“ List of Desert Plants collected at Ramleh, near Alexandria, 
Egypt, from September, 1875, to April, 187 6,” by H. A. Hurst, Esq. 
January ^Zrd, 1877. — ‘‘Results of the Monthly Observations of 
the Magnetic Dip, Horizontal Force, and Declination, made at the 
Magnetic Observatory of the Owens College, from January, 1874, 
to December, 1876, inclusive,” by Professor Thomas H. Core, M, A. 
Communicated by Professor Balfour Stewart, LL.D., F.R.S. 
February ^th, 1877. — “ Notice of the Junior Literary and Philo- 
sophical Society of Manchester, 1806-1807,” by , William E. A. 
Axon, M.R.S.L. 
“ On Compound Combinations,” by Professor Cayley, F.R.S., &c. 
“ On Ternary Differential Equations,” by Robert Rawson, Esq., 
Hon. Member of the Society. 
“On various Forms of Vortex Motion,” by Professor 0. Rey- 
nolds, M.A. 
“ On the powerful Oxidising Action of Animal Charcoal upon 
Organic Matters as shown by the Analysis of the Drainage from a 
large heap of a Mixture of Nightsoil and Animal Charcoal,” by 
William Thomson, F.R.S.E. 
“ A Plea for the Word ‘Anglo-Saxon,’” by Rooke Pennington, 
LL.B., F.G.S. 
February \ 1877. — “ Contributions to the Life History of 
Acidalia Gontiguaria (Hiibner),” by Joseph Sidebotham, F.R.A.S. 
“ Additions to the List of Shells from Cymmeran Bay, Anglesey, 
Part TV.,” by John Plant, F.G.S. 
“Footprint of ‘ Dinornis,’ Bones of ‘Dinoruis’ and ‘Dodo,’” by 
John Plant, F.G.S. 
“ Upon Specimens from the Fresh Water Deposits of La Limagne 
d’ Auvergne in Central France,” by Mark Stirrup, F.G.S, 
