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ADDITIONS. 



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2. On the formation of sulphide of Alumi- 

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Vogel, A., und Karl Cdsar von Leonhard. 

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232. 



Vogel, Ed. Ein neuentdeckter Schmetterling aus 

 Spanien : Polyommatus Miegii. Allg. Deutsch. 

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Vogel, F. C. 6. Darstellung eines bisher unbe- 

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Vogel, H. August von. 121. Sur 1'acide car- 

 bonique contenu dans les eaux minerales. 

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Voelcker, Augustus : 



To No. 1 add reference : 

 Erdm. Journ. Prak. Chem. XXXIX., 1846, 



pp. 246-247. 

 To No. 9 add reference : 

 Phil. Mag. XXXVI., 1850, pp. 377-379. 



Volta, Alexandre. 17. Desci'iption de la pile 

 electrique. Van Mons, Journ. de Chimie, I., 

 1802, pp. 129-141. 



18. Lettre sur 1'identite du fluide elec- 

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 175. 



W. 



Walker, George. On the theory of a new species 

 of locomotive vessel, that will diminish the ordi- 

 nary resistance of the water to one-fortieth part 

 of its retarding power in vessels of the same 

 burthen. Phil. Mag. XXXVIL, 1850, pp. 447- 

 451. 



Wallace, William. 11. On iodo-arsenious acid. 

 Phil. Mag. XVH., 1859, pp. 122-123. 



Waltl, J. 19. Kleine Beitrage zur Geognostik der 

 Umgegend von Passau. Regensburg, Korresp. 

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Waringtou, Robert. 41. On the employment of 

 chromic acid as an agent in voltaic arrangements. 

 [1851.] Phil. Mag. XX., 1842, pp. 393-395. 



42. On a rearrangement of the molecules 

 of a body after solidification. Phil. Mag. XX., 

 1842, pp. 537-539. 



43. On some commercial specimens of 



green glass. Phil. Mag. XXVI., 1845, pp. 578- 

 580. 



To No. 9 add reference : 



Chem. Soc. Proc. 1843, pp. 16-17. 

 To No. 1O add reference : 



Chem. Soc. Proc. 1843, pp. 17-18. 

 To No. 11 add reference : 



Chem. Soc. Proc., 1843, pp. 30-31. 

 To No. 13 add reference : 



Chem. Soc. Proc. 1843, p. 47. 

 To No. 15 add reference : 

 Phil. Mag. XXIV., 1844, pp. 505-507. 



Wartmann, Elic : 



To No. 6 add reference : 



Phil. Mag. XXXII., 1848, pp. 375-378. 

 To No. 19 add reference : 



Phil. Mag. XXIX., 1846, pp. 176-178. 

 To No. 59 add reference : 



Phil. Mag. V., 1853, pp. 12-16. 

 Waterhouse, George Robert. 112. Descrip- 

 tions of Mycteristes Cumingii, Lomaptera cupri- 

 pes, L. nigro-senea, Macronota Philippinensis, 

 M. nigro-cosrulea, Doliops curculionoides. ' En- 

 tom. Soc. Proc. 1841, pp. 26-28. 

 To No. SO add reference : 



Entom. Soc. Proc. 1841, p. 22. 

 To No. 58 add reference : 



Entom. Soc. Proc. 1840, pp. 9-10. 

 To No. 59 add reference : 



Entom. Soc. Proc. 1841, pp. 28-29. 

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Entom. Soc. Proc. 1841, pp. 23-26. 

 To No. 64 add reference : 



Entom. Soc. Proc. 1841, p. 52. 

 Watkins, Francis. 7. On thermoelectricity. 



Phil. Mag. XI., 1837, pp. 304-307. 

 Wedgwood, H. 4. Some remarks on a system 

 of geometry derived from an analysis of our ideas 

 of direction and position. Phil. Mag. X 

 1856, pp. 459-463. 



Weiss, Christian Samuel. 63. Antwort auf 

 einen AngrifF des Herrn CHENEVIX. Neues 

 Allg. Journ. Chem. V., 1805, pp. 335-342. 



