9ij8 



hrata;- V. J. 11. Wil limns, M.D., R<'l"f'i't f>f Expc'iimi'iitsou tlio I'liysujlogydf tlio f,uti(;.s 

 and Air-Tubes; Itcv. J. S. llciislow, IJoport of tlic Committco on Ihe rresurvation 

 of Aniiniii and Vofrc't!il)l(! Suhstanccs. 



Toirctlicr will) the Tiansactions of tlio Scxtions, IMr. .Murcliison and ^Major ]•;. 

 Sabino's Addros, and llccommcndatiuns of tb(> Association and its Comniittccs. 



PROCEEDINGS of rm; ELEVENTH MEETING, at riymoutli, 

 1841, Pablishrd at 13.v. (3</. 



ro.\Ti:NTs: i.'cv. 1*. Kclland.on llio IVoscnt Slalo of our Tlicnrctical and Ksjio- 

 rimcntal Ivnnw lcd,L;i' uf \\h\ Laws of (londucl ion of Heat ; - (!. L. I{ijii|>('I1, .M.I),, He- 

 port on Poisons; T. (}. linnt, Itcpoi't on Discussions of P.ristnl 'J'idcs, under tlio 

 direction of tbc; Ilev. W. Wiicwell ; 1). ]loss, Keport on tJie Discussions of Lcitli 

 Tide Obserxatioiis, under tlio direction of the l!ev. W. Win well ; -W. S. Harris, 

 upon the workinfir of WliewelTs Anemometer at Plymoutli duriuLT the past year; 

 Eeporf of a Committee api)f)inted for the purpose of sujierintendinjr the seicntilic 

 co-o]ieration of th(! Ibitish Association in the System of Sinniltaneous (tliservations in 

 Terrestrial Magnetism and Meteorology; Keports of Cinnmittees ajipointed to ]iro- 

 vide Met (Mirolngieal Instruments for tl;e use of M. Agassi/,an<l .Mr. .M'Cord; - IJcport of 

 a t'ommitteea])p(iint('d to superintend the Reduction of Meteorological Observations; 

 — licport of a Connnittee for revising the Nomenclatiuc of the Stai's ;- llejHirt of a 

 Committee forobtainingTnstrunu;nts and Itegistcrs t(j record iSliocTvsand l']artli(|uakcs 

 in Scotland and Ireland : Rejiort of a Committee on the Preservation of Vegetative 

 Powers in Seeds ; Dr. Ilodgkin, on Incpiiries into the Paces of ^fan ; - I!e])ort of the 

 Committee ajijiointed to re])ort how I'ar the Desiderata in our knowledge of the Con- 

 dition of the I'pjier Sti'ata of the .\tmosphere may be su]ii)lied by means of Ascents 

 in Balloons or otherwise, to ascertain the i)robable I'xpense of such E.x[)erimeiits. and 

 to draw up Directions for Observers in such circumstances ;-- T?. Owen, Pejmrt en 

 British fossil liejjtiles; — Reports on the Determination of the Mean Value of Hall- 

 way Constants : Dr. D. Lardnor, Second and concluding Report on the Determi- 

 nation of the ilcan Value of Railway Constants; —K. AVoods, Report fin Railway 

 Constants: Report of a Committee on the Construction of a Constant Indicator for 

 Steam Engines. 



Together with the Transactions of the Sections, Prof. AVhcwell's Addres.^, and 

 Recommendations of the As.sociafion and its Committees. 



M I i 



Is 



PROCEEDINGS of the TWELFTH SHEETING, at Manchester, 

 1842, FuhUshcd at 10s. Gd. 



Co.NTKNTs: Report of the C<immittec appointed to conduct Ihc co-operation of 

 the Briti.><h .\ssociationinthe Sy.stemof Simultaneous .Alagnetical and Meteonjiogical 

 Observations; — Dr. J. Richardson, Rejiort on the present State of the Ichthyology 

 of New Zealand ; ~W. H. Harris, Report on the Progress of ^Meteorological Observa- 

 tions at Plymouth ; -Second Report of a Committee appointed lo make K.xperiments 

 on the Ci]-owth .and Vitality of Seeds; — C. Vignoh's, Report of the Conmiittee on 

 Railway Sections ; — Report of the Committee for the Preservation of Animal and 

 Vegetable Snbstances; — Dr. Lyon Playfair. .Vbstract of Prof. Liebig's Report on 

 Oi'ganic Chemistry applied to Physiology and Pathology; — R. Owen, Report on tlio 

 British l-'ossil Mammalia, Part I. ;--R. Hunt, Researches on the Intluence of Light un 

 the Germination of Seeds and the Growth of Plants ;— L. .Agassiz, Re]jort on the Fos- 

 sil Fishes of the Devonian System or Old Red Sandstone; W. Fairbairn, Appendix 

 to a Report on the Strength and other Properties of Cast Iron obtained from the Hot 

 and Cold Blast ;— D. Milne, Report of the Committee for Registering Shocks of Earth- 

 quakes in Great Britain ; — Report of a Committee on the constniction of a Constant 

 Indicator for St cam-Engines, and for the determination of tlie Velocity of the Piston 

 of the Self-acting Engine at diiferent periods of the Stroke ; — J. S. Russell, Report of 

 a Committee on the Form of Ships; — Report of a Committee ajjpointed 'to consider 

 of the Rules by which the Nomenclature of Zoology may be establi.slicd on a uniform 

 and permanent basis;' — Report of a Committee on tlie Vital Statistics of Large 

 Towns in Scotland; — Provisional Report.s, and Notices of Progress in Special Ke- 

 fiearchcs entrusted to Committees and Individuals. 



Together with the Transactions of tlie Sections, Lord Francis Egerton's Address, 

 and Recommendations of the Association and its Committees. 



