710 



INDEX. 



Phenomena. By Professor C. Michie Smith, 

 F.R.S.E., 389. 

 Surfaces. Example of the Method of deducing a 

 Surface from a Plane Figure. By Professor 

 L. Cremona, Hon. F.K.S.E,, 411. 



Tait (Professor), Sec. E.S.E. On Knots. Part 

 II., 327. 



(Appendix). Note on a Problem of Parti- 

 tions, 340. 



On Knots. Part III., 493. 



Trees. Annual and Monthly Growth of Wood in 

 Deciduous and Evergreen Trees. By Sir 

 Eobert Christison, Bart., and Dr David 

 Christison, 45. Annual Increase in Girth of 

 Deciduous Trees, 47. Annual Increase in Girth 

 of Evergeeen Trees, 48. Monthly Increase in 

 Girth of Trees, 51-59. Influence of "Weather 

 on the Growth of Wood, 59. 



Tunicata collected during Cruise of H. M.S. " Triton" 

 in 1882, 93. Report on the Tunicata dredged 

 during the Cruise of H.M.SS. "Porcupine" 

 and "Lightning" in 1868, 1869, 1870. By 

 Professor W. A. Herdman, 219. 



U 



Unifilar Knots of Ten Crossings, 364 enumerated 

 and described. By Rev. Thomas P. Kirkman, 

 F.R.S., 483. 



Visual Solar Spectrum in 1884. 

 Analysis. 



W 



See under Spectrum 



Wood. Observations on tbe Annnal and Monthly 

 Growth of Wood in Deciduous and Evergreen 

 Trees. By Sir Robert Christison, Bart., and 

 Dr Christison, 45. 



29 JUL is*}/ 



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