XI 



Vibratory Action and long-continued Clianges of Load ui)on Wrouglit-iron Girders ;—R. T. 

 Orog, Catalogue of Meteorites and Fireballs, from a.d. 2 to A.D. 1860 ; — Prof. H.J. S. Smith, 

 Keporton the Theory of Nmiibers, Part II.; — Vice-Admiral Moorsom, on the Performance of 

 .Steam- vessels, the Puiutions of the Screw, and the Relations of its Diameter and Pitch to the 

 Form of the Vessel; — Rev. \V. V. Harcourt, Report on the Eflects of long-contiiuied Heat, 

 illustrative of Geological Phenomena ;— Second Report of the Commitlce on Steamship Per- 

 formance ; — Interim Report on the Gauging of Water by Triangular Notches ; — List ol the 

 British Marine Invertebrate Fauna. 



Together with the Tr.insactions of the Sections, Lord Wrottesley's Address, and Recom- 

 mendations of the Association and its Committees. 



PROCEEDINGS of the THIRTY-FIRST MEETING, at Manches- 

 tor, September 18(31, Published at £i. 



Contents: — James Glaisher, Report on Observations of Luminous Meteors; — Dr. E. 

 Smith, Ueport on the Action of Prison Diet and Discipline on the Bodily Functions of Pri- 

 soners, Part I.; — Charles Atherton, on Freight as affected by Differences in the Dynamic 

 Properties of Steamships; — Warren De la Rue, Report on the Progress of Celestial Photo- 

 graphy since the Aberdeen Meeting; — H. Stewart, on the Theory of Exchanges, and its re- 

 cent extension ; — Drs. E. Schunck, R. Angus Smith, and H. E. Roscoe, on the Recent Pro- 

 gress and Present Condition of Manufacturing Chemistry in the Souih Lancashire District ; — 

 Dr. J. Hunt, on Ethno-Climatology ; or, the Acclimatization of Man ; — Prof. J. Thomson, on 

 Experinicnts on the Gauging of Water by Triangular Notches; — Dr. A. Voelcker, Report on 

 Field Kxperim.enls and Laboratory Researches on the Constituents of Manures essential to 

 cultivated Crops : — Prof. H. Hennessy, Provisional Report on the Present State of our Know- 

 ledge respec;ing the Transmission of Sound-signals during Fogs at Sea; — Dr. P. L. Sclater 

 a:id F. von Hochsletter, Report on the Present State of our Knowledge of the Birds of the 

 (ienus Aptcryx living in New Zealand ; — J. G. Jeffreys, Report of the Results of Deep-sea 

 Dredging in Zetland, with a Notice of several Species of Mollusca new to Science or to the 

 Rritish Isles;— Prof. J. Phillips, Contributions to a Report on the Physical Aspect of the 

 Moon; — W. R. Birt, Contribution to a Report on the Physical Aspect of the Moon; — Dr. 

 Collingwood and Mr. Byerley, Prelinnnary Report of the Dredging Connniltee of the Mcr.sey 

 .".nd Dee ; — Third Report of the Committee on Steamship Performance ; — J. G. Jeffreys, 

 Preliminary Report on the Best Mode of preventing the Ravages of Teredo and other Animals 

 in our Ships and Harbours; — R. Mallet, Report on the Ex|)eriments made at Holyhead to 

 ascertain the Transit-Yelociiy of Waves, analogous to Earthquake Waves, through the local 

 Rock Formations ; — T. Dobson, on the Explosions in British Coal-Mines during the year 1S59; 

 — J. Oldham, Continuation of Report on Steam Navigation at Hull; — Professor G. Dickie, 

 Brief Summary of a Report on the Flora of the North of Ireland ;— Professor Owen, on the 

 Psychical and Physical Character^ of the Mincopies, or Natives of the Andaman Islands, and 

 on the Relations thereby indicated to other Races of Mankind ; — Colonel Sykes, Report of the 

 Balloon Connnittee ; — .Major-General Sabine, Report on the Repetition of the Magnetic Sur- 

 vey of England ; — Interim Report of the Committee for Dredging on the No.th and East 

 Co'asts of Scotland ; — W. Fairbairn, on the Resislance of Iron Plates to Statical Pressure and 

 the Force of Impact by Projectiles at High Velocities ; — W. Fairbairn, Continuation of Report 

 to determine the effect of Vibratory Action and long-continued Changes of Load upon 

 Wrought-lron Girders; — Report of the Committee on the Law of Patents; — Prof. H. J. S, 

 Smith, Report on the Theory of Numbers, Pai t III. 



Together with the Transactions of the Sections, Mr. Fairbairn's Address, and Recommen- 

 dations of the Association and its Conmiittees. 



PROCEEDINGS of the THIRTY-SECOND MEETING, at Cam- 

 bridge, October 1862, Published at £1. 



Contents : — James Glaisher, Report on Observations of Luminous Meteors, 1R61-G2; — 

 G. D. Airy, on the Strains in the Interior of Beams; — Archihald Smith and F. J. Evans, 

 Report on the three Reports of the Liverpool Compass Committee; — Re])ort on 'i'idal Ob- 

 servations on the Huinl)cr;—T. Aston, on Ri.led Guns and Projectiles adaptedfor Att:>(kii;g 

 Arniour-))late Defences; — E.\tracts, relating to the Observatory at Kew, from a I'.eixirt 

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

 on the Dredging of the Northtunberland Coast and Dogger Bank; — Dr. Cuthhert Colling, 

 wood, Rep(nt upon the hest means of advancing Science through the agency of the Mercan- 

 tile Marine; — Messrs. Williamson, AVheatstone, Thomson, Miller, Matrhiessen, and Jenkin, 

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

 mittee for invcstig^itiiig the Chemical and Iviiiieralogical Composition of the Granites of Do- 



