XXX 



REPORT 1861. 



Secretaries.— Rev. Professor J. E. T. Rogers, M.A. ; Edmund Macrory, M.A. 

 Professor R. C. Christie, M.A. ; David Chadwick, F.S.S,, Assoc. Inst. C.E, 



SECTION O. MECHANICAL SCIENCE. 



President.— 3 . F. Bateman, Esq., C.E., F.R.S. 



J'ice-Presidents.—S'ir W. G. Armstrong, C.B., F.R.S. ; Thomas Fairbairn, Esq. ; 

 Captain Douglas Galton, F.R.S. ; The Mayor of Manchester ; Rev. T. R. Robinson, 

 D.D., F.R.S.; J. Scott Russell, Esq., F.R.S.; Thomas Webster, M.A., F.R.S.; 

 Rev. Professor Willis, M.A., F.R.S. 



Secretaries.— P. he Neve Foster, Esq., M.A. ; John Robinson, Esq. ; Henry 

 Wright, Esq. 



CORRESPONDING MEMBERS. 



Professor Agassiz, Cambridge, Massa- 

 chusetts. 



M. Babinet, Paris. 



Dr. A. D. Bache, Washington. 



Dr. D. Bierens de Haan, Amsterdam. 



Professor Bolzani, Kazan. 



Dr. Barth. 



Dr. Bergsma, Utrecht. 



Mr. P. G. Bond, Cambridge, U.S. 



M. Boutigny (d'Evreux). 



Professor Braschmaun, Moscow. 



Dr. Carus, Leipzig. 



Dr. Ferdinand Cohn, Breslau. 



M. Antoine d'Abbadie. 



M. De la Rive, Geneva. 



Professor Wilhelm Delffs, Heidelberg. 



Professor Dove, Berlin. 



Professor Dumas, Paris. 



Dr. J. Milne-Edwards, Paris. 



Professor Ehrenberg, Berlin. 



Dr. Eisenlohr, Carlsruhe. 



Professor Encke, Berlin. 



Dr. A. Erman, Berlin. 



Professor A. Escher von der Linth, 

 Zurich, Switzerland. 



Professor Esmark, Christiania. 



Prof. A. Favre, Geneva. 



Professor G. Forchhammer, Copenhagen. 



M. Leon Foucault, Paris. 



Prof. E. Fremy, Paris. 



M. Frisiani, Milan. 



Dr. Geinitz, Dresden. 



Professor Asa Gray, Cambridge, U. S. 



Professor Henry, Washington, U.S. 



Dr. Hochstetter, Vienna. 



M. Jacobi, St. Petersburg. 



Prof. lessen, Med. et Phil. Dr., Griess- 

 wald, Prussia. 



Professor Aug. Kekule, Ghent, Belgium. 



M. Khanikoff, St. Petersburg. 



Prof. A. Kolliker, Wurzburg. 



Prof. De Koninck, Liege. 



Professor Kreil, Vienna. 



Dr. A. Kupffer, St. Petersburg. 



Dr. Lamont, Munich. 



Prof. F. Lanza. 



M. Le Verrier, Paris. 



Baron von Liebig, Munich. 



Professor Loomis, New York. 



Professor Gustav Magnus, Berlin. 



Professor Matteucci, Pisa. 



Professor P. Merian, Bale, Switzerland. 



Professor von MiddendorfF,S<.Pe/ers6!«r^. 



M. I'Abbe Moigno, Paris. 



Professor Nilsson, Sweden. 



Dr. N. Nordenskiold, Finland. 



M. E. Peligot, Paris. 



Prof. B. Pierce, Cambridge, U.S. 



Viscenza Pisani, Florence. 



Gustave Plaar, Strasburg. 



Chevalier Plana, Turin, 



Professor Pliicker, Bonn. 



M. Constant Prevost, Paris. 



M. Quetelet, Brussek. 



Prof. Retzius, Stockholm. 



Professor W. B. Rogers, Boston, U.S. 



Professor H. Rose, Berlin. 



Herman Schlagintweit, Berlin. 



Robert Schlagintweit, Berlin. 



M. Werner Siemens, Vienna. 



Dr. Siljestrom, Stockholm. 



Professor J. A. de Souza, University of 



Coimbra. 

 M. Struve, Pvlkowa. 

 Dr. Svanberg, Stockholm. 

 M. Pierre Tchihatchef. 

 Dr. Van der Hoeven, Leyden. 

 Prof. E. Verdet, Paris. 

 M. de Verneuil, Paris. 

 Baron Sartorius von Waltershausen, 



Gottingen. 

 Professor Wartmann, Geneva. 



