TWI] 



1130 



[TYN 



T. On appliances for taking deep 

 s. Chemical News, XI., 1865, pp. 29- 



T wining, 



sounding 



31. 

 Twisden, John F. On the form of the voussoirs 



of a convergent arch or vault. Koy. Engineers' 



Papers, X., 1861, pp. 11-24. 

 Twopeny, David, and Macrae, J. Appearance 



of an animal believed to be that which is called 



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 Tychsen, Camilla. Om integration af Differen- 



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Mathem. Tidsskrift, VI., 1864, pp. 1-32. 



- 2. Elernentaer bevsegelseslasre til brug ved 

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- . 3. En undersjzigelse af differentialligningen 



dx 



dx 



Tylor, Alfred. 5. Remarks upon the interval of 

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6. On the Amiens gravel. Phil. Mag. 

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7. Discovery of a pleistocene fresh-water 



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8. On the quaternary gravels of England. 



Geol. Soc. Quart. Journ. XXIV., 1868, p. 455 ; 

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9. On the formation of deltas ; and on the 



.- 



dx 



U-0, hvor P, Q, R, S, T, U ere 



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 4. Om anvendelsen af LEIBNITZ'S formel til 



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uX^ '/.r i 



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. 5. Note iiber die Integration der linearen 



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6. Note iiber die Integration der partiellen 



d"z d"z 



Differentialgleichung : 



rt d n Z 



1 dx"~ 1 dy 



wo 



dzdx"- ] 



_!, P n , Q gegebene 

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Tylden, W. Note on Ceuthorhynchus suturellus 

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Tyler, S. W. Analysis of a carbonate of lime 

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 175. 



2. Analyses of Rahtitc, Marcylite, and Mo- 

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 CHARLES U. SHEPARD. Amer. Journ. Sci. 

 XLL, 1866, pp. 209-213. 



evidence and cause of great changes in the sea- 

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 Soc. Quart. Journ. XXV., 1869, pp. 7-11 ; Phil. 

 Mag. XXXVIL, 1869, pp. 310-311; Geol. 

 Mag. EX., 1872, pp. 392-399, 485-501. 

 Tyndall, John. 73. *On the passage of radiant 

 heat through dry and humid air. Phil. Mag. 

 XXVI., 1863, pp. 44-54. 



74. *Remarks on Professor TAIT'S last letter 



to Sir DAVID BKEWSTER [on the dynamical 

 theory of heat]. Phil. Mag. XXVI., 1863, pp. 

 65-67. 



75. *Note on LAPLACE'S correction for the 



velocity of sound. Phil. Mag. XXVI., 1863, pp. 

 384-387 ; XXVII., 1864, p. 41. 



76. On a magnetic experiment. Chemical 



News, X., 1864, pp. 152-155; Roy. Instit. Proc. 

 IV., 1866, pp. 317-322. 



77. Notes on scientific history. Phil. Mag. 



XXVIII., 1864, pp. 25-51. 



78. On the conformation of the Alps. Phil. 



Mag. XXVIII., 1864, pp. 255-271. 



79. On luminous and obscure radiation. 



Phil. Mag. XXVIII., 1864, pp. 329-341 ; An- 

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 Archives Sci. Phys. Nat, XXIL, 1865, pp. 41- 

 61. 



80. Contributions to molecular physics ; 



being the fifth memoir of Researches on Radiant 

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 1864, pp. 160-168 ; Chemical News, IX., 1864, 

 232-234 ; Roy. Instit. Proc. IV., 1866, pp. 233- 

 240. 



81. On the history of negative fluorescence. 



[1864.] Phil. Mag. XXIX., 1865, pp. 44- 

 55. 



