137 
The following papers and communications have been read 
at the ordinary and sectional meetings of the Society during 
the present session : — 
October 1874. — ^‘On the Ossiferous Deposit at Windy Knoll, 
near Castleton,” by Eooke Pennington, Esq., LL.B. 
“ On some teeth from a fissure in Waterhouses Quarry, in Stafford- 
shire,” by Rooke Pennington, Esq., LL.B. 
“ On the Animals found in the Windy Knoll Fissure,” by 
Professor W. Boyd Dawkins, F.R.S. 
“On the Extent and Action of the Heating Surface for Steam 
Boilers,” by Professor Osborne Reynolds, M.A. 
October 20th, 1874. — “On Two Remarkable Pieces of Iron 
Furnace Cinder, containing Crystals of Fayalite,” by William H. 
Johnson, B.Sc. 
“On a Specimen of Stigmaria, having the Medulla perfectly 
preserved,” by E. W. Binney, F.R.S., F.G.S., V.P. 
“ On the Conditions under which Palseolithic Implements are 
found in River-Strata and in Caves in association with the extinct 
Mammalia,” by Professor W. Boyd Dawkins, F.R.S. 
“ On a Colorimetric Method of Determining Iron in Waters,” by 
Mr. Thomas Carnelley, B.Sc., communicated by Professor H. E. 
Roscoe, F.R.S. 
November Zrcl, 1874. — “On the Corrosion of Leaden Hot-Water 
Cisterns,” by Professor H. E. Roscoe, F.R.S., &c. 
“ On an Improvement of the Bunsen Burner for Spectrum 
Analysis,” by Mr. F. Kingdon, Assistant in the Physical Labora- 
tory, Owens College. 
“ Some Notes on Pasigrapby,” by Henry H. Howorth, Esq., F.S.A 
“ On the Existence of a Lunar Atmosphere,” by David Win- 
stanley. Esq. 
November 11th, 1874. — “Some Remarks on Dalton’s First Table 
of Atomic Weights,” by Professor H. E. Roscoe, F.R.S. 
“ Action of Light on certain Vanadium Compounds,” by Mr. 
James Gibbons. Communicated by Professor H. E. Roscoe, F.R.S. 
“On Basic Calcium Chloride,” by Harry Grimshaw, F.G.S. 
