PROCEEDINGS or tut EIGHTH MEETING, at New- 
castle, 1838, 10s. 
Contents :—Rev. W. Whewell, Account of a Level line, measured 
from the Bristol Channel to the English Channel, by Mr. Bunt ;—Re- 
port on the Discussions of Tides, prepared under the direction of the 
Rev. W. Whewell ;—W. Snow Harris, Esq., Account of the Progress 
and State of the Meteorological Observations at Plymouth ;—Major 
Edward Sabine, on the Magnetic Isoclinal and Isodynamic Lines in 
the British Islands;—D. Lardner, LL.D., on the Determination of 
the Mean Numerical Values of Railway Constants ;—R. Mallet, Esq., 
First Report upon Experiments upon the Action of Sea and River 
Water upon Cast and Wrought Iron ;—R. Mallet, Esq., on the Action 
of a Heat of 212° Falr., when long continued, on Inorganic and Or- 
ganic Substances. 
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PROCEEDINGS or tut NINTH MEETING, at Bir- 
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Contents :—Rev. Baden Powell, Report on the Present State of our 
Knowledge of Refractive Indices, for the Standard Rays of the Solar 
Spectrum in different media;—Report on the Application of the sum 
assigned for Tide Calculations to Mr. Whewell, in a Letter from T. G. 
Bunt, Esq. ;—H. L. Pattinson, Esq., on some Galvanic Experiments 
to determine the Existence or Non-existence of Electrical Currents 
among Stratified Rocks, particularly those of the Mountain Limestone 
formation, constituting the Lead Measures of Alston Moor ;—Sir 
David Brewster, Reports respecting the two series of Hourly Meteor- 
ological Observations kept in Scotland at the expense of the British 
Association ;—Report on the subject of a series of Resolutions adopt- 
ed by the British Association at their Meeting in August, 1838, at 
Newcastle ;—Richard Owen, Esq., Report on British Fossil Reptiles ; 
—Edward Forbes, Esq., Report on the Distribution of Pulmoniferous 
Mollusca in the British Isles ;—W. Snow Harris, Esq., Third Report 
on the Progress of the Hourly Meteorological Register at the Plymouth 
Dockyard, Devonport. 
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