729 



in the Botanical Garden of the Koyal Agricultural College at Cirencester ;— William 

 Fairbairn, on the Resistance of Tubes to Collapse ;— George C. Hyndman, Report of 

 the Proceedings of the Belfast Dredging Committee ;— Peter W. Barlow, on the 

 Mechanical Effect of combining Girders and Suspension Chains, and a Comparison 

 of the Weight of Metal in Ordinary and Suspension Girders, to produce equal de- 

 flections with a given load ; — J. Park Harrison, Evidences of Lunar Influence on 

 Temperature ; — Report on the Animal and Vegetable Products imported into Liver- 

 pool from the year 1851 to 1855 (inclusive) ; — Andrew Henderson, Report on the Sta- 

 tistics of Life-boats and Fishing-boats on the Coasts of the United Kingdom. 



Together with the Transactions of the Sections, the Rev. H. Lloyd's Address, and 

 Recommendations of the Association and its Committees. 



PROCEEDINGS of the TWENTY-EIGHTH MEETING, at Leeds, 

 September 1858, Published at 20s. 



Contents : — R. Mallet, Fourth Report upon the Facts and Theoiy of Earthquake 

 Phenomena; — Rev. Prof. Powell, Report on Observations of Luminous Meteors, 1857, 

 1858 ; — R. H. Meade, on some Points in the Anatomy of the Araneidea or true Spiders, 

 especially on the internal structure of their Spinning Organs ; — W. Fairbairn, Report 

 of the Committee on the Patent Laws ;— S. Eddy, on the Lead Mining Districts of 

 Yorkshire ; — W. Fairbairn, on the Collapse of Glass Globes and Cylinders ; — Dr. E. 

 Perceval Wright and Prof. J. Reay Greene, Report on the Marine Fauna of the South 

 and West Coasts of Ireland ; — Prof. J. Thomson, on Experiments on the Measurement 

 of Water by Triangular Notches in Weir Boards ; — Major-General Sabine, Report of 

 the Committee on the Magnetic Survey of Great Britain ; — Michael Connel and 

 "William Keddie, Report on Animal, Vegetable, and Mineral Substances imported 

 from Foreign Countries into the Clyde (including the Ports of Glasgow, Greenock, 

 and Port Glasgow) in the years 1853, 1854, 1855, 1856, and 1857;— Report of the 

 Committee on Shipping Statistics ; — Rev. H. Lloyd, D.D., Notice of the Instruments 

 employed in the Magnetic Survey of Ireland, with some of the Results ; — Prof. J. R. 

 Kinahau, Report of Dublin Dredging Committee, appointed 1857-58; — Prof . J. R. 

 Kinahan, Report on Crustacea of Dublin District ; — Andrew Henderson, on River 

 Steamers, their Form, Construction, and Fittings, with reference to the necessity for 

 improving the present means of Shallow- Water Navigation on the Rivers of British 

 India ; — George C. Hyndman, Report of the Belfast Dredging Committee ; — Appendix 

 to Jlr. Vignoles' Paper ' On the Adaptation of Suspension Bridges to sustain the 

 passage of Railway Trains;' — Report of the Joint Committee of the Royal Society 

 and the British Association, for procuring a continuance of the Magnetic and 

 Meteorological Observatories ; — R. Beckley, Description of a Self-recording Ane- 

 mometer. 



Together with the Transactions of the Sections, Prof. Owen's Address, and Re- 

 commendations of the Association and its Committees. 



PROCEEDINGS op the TWENTY-NINTH MEETING, at Aberdeen, 

 September 1859, Published at 15s. 



Contents :— George C. Foster, Preliminary Report on the Recent Progress and 

 Present State of Organic Chemistry ; — Professor Buckman, Report on the Growth of 

 Plants in the Garden of the Royal Agricultural College, Cirencester ; — Dr. A. Voelcker, 

 Report on Field Experiments and Laboratory Researches on the Constituents of 

 Manures essential to Cultivated Crops ; — A. Thomson, of Banchory, Report on 

 the Aberdeen Industrial Feeding Schools ; — On the Upper Sihtrians of Lesmahagow, 

 Lanarkshire ;— Alphonse Gages, Report on the Results obtained by the Mechanico- 

 ■Chemical Examination of Rocks and Minerals ; — William Fairbairn, Experiments to 

 determine the Efficiency of Continuous and Self-acting Breaks for Railway Trains ; — 

 Professor J. R. Kinahan, Report of Dublin Baj-^ Dredging Committee for 1858-59 ; — 

 Rev. Baden Powell, Report on Observations of Luminous Meteors for 1858-59 ; — 

 Professor Owen, Report on a Series of Skulls of various Tribes of Mankind inhabiting 

 Nepal, collected, and presented to the British Museum, by Bryan H. Hodgson, Esq., 

 late Resident in Nepal, &c., &c. ; — Messrs. Maskelyne, Hadow, Hardwich, and Llewelyn, 

 Eeport on the Present State of our Knowledge regarding the Photographic Image ; — 



