222 



Armour-plate Defences; — Extracts, relating to the Observatory at Kew, from a Report 

 presented to the Portuguese Government, by Dr. J. A. de Souza; — H. T. Mennell, Report 

 on the Dredging of the Northumberland Coast and Dogger Bank ; — Dr. Cuthbert Colling- 

 wood, Report upon the best means of advancing Science through the agency of the Mercan- 

 tile Marine ; — Messrs. Williamson, Wheatstone, Thomson, Miller, Matthiessen, and Jenkin, 

 Provisional Report on Standards of Electrical Resistance ; — Preliminary Report of the Com- 

 mittee for investigating the Chemical and Mineralogical Composition of the Granites of Do- 

 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 ; — Fleeraing 

 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 

 . a 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. 



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Printed by Taylor and Francis, Bed Lion Court, Fleet Street. 



