he Heart ;—Report of the Dublin Committee on the Pathology of the 
Brain and Nervous System ;—J. W. Lubbock, Esq., Account of the 
recent Discussions of Observations of the Tides ;—Rev. Baden Powell, 
on determining the Refractive Indices for the Standard Rays of the 
Solar Spectrum in various media ;—Dr. Hodgkin, on the Commu- 
nication between the Arteries and Absorbents ;—Prof. Phillips, Re- 
port of Experiments on Subterranean Temperature ;—Prof. Hamilton, 
on the Validity of a Method recently proposed by George B. Jer- 
rard, Esq., for Transforming and Resolving Equations of Elevated 
Degrees. 
Together with the Transactions of the Sections, Prof. Daubeny’s 
Address, and Recommendations of the Association and its Committees. 
PROCEEDINGS or tHe SEVENTH MEETING, at 
Liverpool, 1837, 11s. 
Contents :—Major Edward Sabine, on the Variations of the Mag- 
netic Intensity observed at different points of the Earth’s surface ;— 
Rev. William Taylor, on the various modes of Printing for the Use of 
the Blind ;—J. W. Lubbock, Esq., on the Discussions of Observations 
of the Tides which have been obtained by means of the grant of money 
which was placed at the disposal of the Author for that purpose at the 
last Meeting of the Association ;—-Prof. Thomas Thomson, on the dif- 
ference between the composition of Cast Iron produced by the Cold 
and Hot Blast ;—Rey. T. R. Robinson, on the Determination of the 
Constant of Nutation by the Greenwich Observations, made as com- 
manded by the British Association ;—Robert Were Fox, Esq., Expe- 
periments on the Electricity of Metallic Veins, and the Temperature 
of Mines ;—Provisional Report of the Committee of the Medical Sec- 
tion of the British Association, appointed to investigate the Composi- 
tion of Secretions, and the organs producing them ;—Dr. G. O. Rees, 
Report from the Committee for inquiring into the Analysis of the 
Glands, &c., of the Human Body ;—Second Report of the London 
Sub-Committee of the British Association Medical Section, on the Mo- 
tions and Sounds of the Heart ;—Prof. Johnston, on the Present State 
of our Knowledge in regard to Dimorphous Bodies ;—Col. Sykes, on 
the Statistics of the Four Collectorates of Dukhun, under the British 
Government ;—Eaton Hodgkinson, Esq., on the relative Strength and 
other Mechanical Properties of Iron obtained from the Hot and Cold 
Blast ;—William Fairbairn, Esq., on the Strength and other Properties 
of Iron obtained from the Hot and Cold Blast ;—Sir John Robison, 
and John Scott Russell, Esq., Report of the Committee on Waves, ap- 
pointed by the British Association at Bristol in 1836 ;—Note by Major 
Sabine, being an Appendix to his Report on the Variations of the 
Magnetic Intensity observed at different Points of the Earth’s Sur- 
face ;—James Yates, on the Growth of Plants under Glass, and with- 
out any free communication with the outward Air, on the Plan of 
Mr. N. J. Ward, of London. 
‘Together with the Transactions of the Sections, Prof. Traill’s Ad- 
dress, and Recommendations of the Association and its Committees. 
