160 
“ Results of Meteorological Observations taken at Langdale, 
Dimbula, Ceylon, during the years 1868 — 72,” by Edward Heelis, 
Esq. Communicated by Joseph Baxendell, F.R.A.S. 
October 21st, 1873. — “On the Relative Work spent in Friction 
in giving Rotation to Shot from Guns rifled with an Increasing, 
and a Uniform Twist,” by Professor Osborne Reynolds, M.A. 
November Uh, 1873. — “ On the Bursting of Trees and Objects 
struck by Lightning,” by Professor Osborne Reynolds, M.A. 
“On some Roman and Celtic Antiquities,” by the Rev. W. N. 
Molesworth, M.A. 
“On Vitrified Forts,” by Dr. R. Angus Smith, F.R.S., V.P. 
November l^th, 1873.- — “Remarks upon the British locality for 
Lobelia urens,” by J. C. Melville, M.A., F.L.S. 
“On Lymexylon Navale,” by Joseph Sidebotham, F.R.A.S. 
November IWi, 1873 — “On the Bursting of Trees and Objects 
struck by Lightning,” by Professor Osborne Reynolds, M.A. 
“ On the Colour of Nankin Cotton,” by Edward Schunck, Ph,D., 
F.R.S., V.P. 
“ An Improved Method for preparing Marsh Gas,” by C. Schor- 
le miner, F.R.S. 
December 2nd, 1873. — “On a Remarkable Thunderstorm at 
Brockham Green, Surrey, on the 7th November, 1873. 
December Sth, 1873.-^ — “On a Collection of Shells from the 
Worden Gravel Pit, near the Leyland Station, near Chorley,” by 
R. D. Darbishire, F.G.S. 
December IQth, 1873. — “ Method of Construction of a New 
Barometer,” by J. P. Joule, D.C.L., LL.D., F.R.S., &c., President. 
“On the Explosion of Water,” by C. Piazza Smyth, F.R.S., 
Astronomer Royal of Scotland. 
“On the Destruction of Sound by Fog and the Inertness of a 
Heterogeneous Fluid,” by Professor Osborne Reynolds, M.A. 
“ The Chemical Constitution of Bleaching Powder,” by C. 
Schorlemmer, F.R.S, 
December 30th, 1873.—“' On the Rapid Growth of the Bar at 
the Entrance into the Queen’s Channel, Liverpool,” by E. W, 
Binney, F.R.S., F.G.S., V.P. 
Januarij IWi, 1874. — “On Further Improvements in a 
