262 
negal ;—Prof. H. Hennessy, on the Vertical Movements of the Atmosphere considered in 
connexion with Storms and Changes of Weather ;—Report of Committee on the application 
of Gauss’s General Theory of Terrestrial Magnetism to the Magnetic Variations ;—Fleeming 
Jenkin, on Thermo-electric Currents in Circuits of one Metal;—W. Fairbairn, on the Me- 
chanical Properties of Iron Projectiles at High Velocities ;—A. Cayley, Report on the Pro- 
gress of the Solution of certain Special Problems of Dynamics ;—Prof. G. G. Stokes, Report 
on Double Refraction ;—Fourth Report of the Committee on Steamship Performance ;— 
G. J. Symons, on the Fall of Rain in the British Isles in 1860 and 1861 ;—J. Ball, on Ther- 
mometric Observations in the Alps ;—J. G. Jeffreys, Report of the Committee for Dredging 
on the N.and E. Coasts of Scotland ;—Report of the Committee on Technical and Scientific 
Evidence in Courts of Law ;—James Glaisher, Account of Eight Balloon Ascents in 1862 ;— 
Prof. H. J. S. Smith, Report on the Theory of Numbers, Part IV. 
Together with the Transactions of the Sections, the Rev. Prof. R. Willis’s Address, and 
Recommendations of the Association and its Committees. 
PROCEEDINGS or tHe THIRTY-THIRD MEETING, at New- 
castle-upon-Tyne, August and September 1863, Published at £1 5s. 
Contents :—Report of the Committee on the Application of Gun-cotton to Warlike Pur- 
poses;—A. Matthiessen, Report on the Chemical Nature of Alloys ;—Report of the Com- 
mittee on the Chemical and Mineralogical Constitution of the Granites of Donegal, and of 
the Rocks associated with them ;—J. G. Jeffreys, Report of the Commiitee appointed for 
Exploring the Coasts of Shetland by means of the Dredge;—G. D. Gibb, Report on the 
Physiological Effects of the Bromide of Ammonium ;—C. K. Aken, on the Transmutation of 
Spectral Rays, Part I. ;—Dr. Robinson, Report of the Committee on Fog Signals ;—Report 
of the Committee on Standards of Electrical Resistance ;—E. Smith, Abstract of Report by 
the Indian Government on the Foods used by the Free and Jail Populations in India ;—A. 
Gages, Synthetical Researches ou the Formation of Minerals, &c.;—R. Mallet, Preliminary 
Report on the Experimental Determination of the Temperatures of Volcanic Foci, and of the 
Temperature, State of Saturation, and Velocity of the issuing Gases and Vapours ;—Report 
of the Committee on Observations of Luminous Meteors ;—Fifth Report of the Committee 
on Steamship Performance ;—G. J. Allman, Report on the Present State of our Knowledge 
of the Reproductive System in the Hydroida ;—J. Glaisher, Account of Five Balloon Ascents 
made in 1863;—P. P. Carpenter, Supplementary Report on the Present State of our Know- 
ledge with regard to the Mollusca of the West Coast of North America ;—Professor Airy, 
Report on Steam-boiler Explosions;—C. W. Siemens, Observations on the Electrical Resist- 
ance and Electrification of some Insulating Materials under Pressures up to 300 Atmo- 
spheres ;—C. M. Palmer, on the Construction of Iron Ships and the Progress of Iren Ship- 
building on the Tyne, Wear, and Tees ;—Messrs. Richardson, Stevenson, and Clapham, on 
the Chemical Manufactures of the Northern Districts ;—Messrs. Sopwith and Richardson, 
on the Local Manufacture of Lead, Copper, Zinc, Antimony, &c.;—Messrs. Daglish and 
Forster, on the Magnesian Limestone of Durham ;—I. L. Bell, on the Manufacture of Iron 
in connexion with the Northumberland and Durham Coal-field ;—T..Spencer, on the Manu- 
facture of Steel in the Northern District ;—H. J. 8S. Smith, Report on the Theory of Num- 
bers, Part V. 
Together with ‘the Transactions of the Sections, Sir William Armstrong’s Address, and 
Recommendations of the Association and its Committees. 
PROCEEDINGS or tHe THIRTY-FOURTH MEETING, at Bath, 
September 1864, Published at 18s. 
ConTENTS :—Report of the Committee for Observations of Luminous Meteors ;—Report 
of the Committee on the best means of providing for a Uniformity of Weights and Mea- 
sures ;—T. S. Cobbold, Report of Experiments respecting the Development and Migration 
of the Entozoa ;—B. W. Richardson, Report on the Physiological Action of Nitrite of Amy]; 
—J. Oldham, Report of the Committee on Tidal Observations ;—G. S. Brady, Report on 
deep-sea Dredging on the Coasts of Northumberland and Durham in 1864 ;—J. Glaisher, 
Account of Nine Balloon Ascents made in 1863 and 1864 ;—J. G. Jeffreys, Further Report 
on Shetland Dredgings ;—Report of the Committee on the Distribution of the Organic 
Remains of the North Staffordshire Coal-field;—Report of the Committee on Standards of 
Electrical Resistance ;—G. J. Symons, on the Fall of Rain in the British Isles in 1862 and 
1863 ;—W. Fairbairn, Preliminary Investigation of the Mechanical Properties of the pro- 
posed Atlantic Cable. 
Together with the Transactions of the Sections, Sir Charles Lyell’s Address, and Recom- 
mendations of the Association and its Committees. 
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