SON] 



752 



[SOR 



Sonntag, August. 24. Observations of Jupiter. 



Gould, Astron. Journ. II., 1852, p. 174. 

 25. First Comet of 1852. Gould, Astron. 



Journ. II., 1852, p. 167. 



26. Beobachtungen des Jupiter. Astr. 



Nachr. XXXV., 1853, col. 15-16. 



27. Elemente des von Dr. Westphal am 



24sten Juli 1852 entdeckten Cometen. Astr. 

 Nachr. XXXV., 1853, col. 46. 



28. Beobachtungen des Cometen II. 1852. 



Astr. Nachr. XXXV, 1853, col. 61-62, 75-76; 

 Gould, Astron. Journ. III., 1854, pp. 23-24. 



29. Beobachtungen des am 22sten August 



1852 von Herrn Hind in London entdeckten 

 Planeten. Astr. Nachr. XXXV., 1853, col. 

 93-94. 



30. Beobachtungen des am 19sten Septem- 

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 entdeckten Planeten. Astr. Nachr. XXXV., 

 1853, col. 225-226. 



31. Elemente und Ephemeride des Co- 

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 col. 321-322. 



32. Beobachtungen am Meridiankreise der 



Altonaer Sternwarte. Astr. Nachr. XXXV., 

 1853, col. 329-330. 



33. Observations of the eighteenth Aste- 



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 26-27. 



34. Observations on terrestrial magnetism 



in Mexico, with notes and illustrations of an 

 examination of the volcano Popocatepetl and its 

 vicinity. Smithsonian Contrib. XL, 1859. 



Sopwith, Thomas. On the application of isomet- 

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 with descriptive notices of the mining district 

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 Northumb. Nat. Hist. Soc. Trans. II., 1832, pp. 

 277-284. 



2. On an easy means of recording the state 



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 Trans. 1838, pp. 164-165. 



3. On the illustration of geological pheno- 

 mena by means of models. Geol. Soc. Proc. 

 III., 1838-42, p. 351 ; Geol. Soc. Trans. VI., 

 1841, pp. 568-571. 



4. On the evidence of the former existence 



of glaciers in Great Britain. West Yorks. 

 Proc. Geol. Soc. I., 1839-42, pp. 419-420. 



5. On the mining districts of the North of 



England. Eoy. Inst. Proc. II., 1854-58, pp. 

 57-62. 



6. On the lead-mines of England. Geol. 



Assoc. Proc. I., 1859-63, pp. 312-319. 



Sorauer, Paul. Die in der Umgegend Berlins 

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Sorbie, L. On a peculiar fluctuation of the River 



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 Sorby, Henry Clifton. On the amount of sulphur 



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Chem. Soc. Mem. III., 1845-48, pp. 281-284 ; 



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 2. On the existence of four crystalline 



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3. On the excavation of the valleys in the 



Tabular Hills, as shown by the configuration of 

 Yedmandale near Scarborough. West Yorks. 

 Proc. Geol. Soc. III., 1849-59, pp. 169-172. 



— 4. On the microscopical structure of the 

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 Yorks. Proc. Geol. Soc. III., 1849-59, pp. 197- 

 205 ; Geol. Soc. Journ. VII., 1851, pp. 1-6. 



— 5. On the contorted stratification of the 

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 Proc. Geol. Soc. III., 1849-59, pp. 220-224. 



— 6. On the oscillation of the currents drift- 

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 Northumberland, and on their general direction 

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— 7. On the origin of slaty cleavage. West 

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 311; Edinb. New Phil. Journ. LV., 1853, pp. 

 137-150. 



— 8. On the motions of waves, as illustrating 

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 West Yorks. Proc. Geol. Soc. III., 1849-59, pp. 

 372-378. 



— 9. On the origin of the Cleveland Hill 

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 1849-59, pp. 457-460. 



— 10. On the crag deposit at Bridlington, 

 and the microscopic fossils occurring in it. 

 West Yorks. Proc. Geol. Soc. III., 1849-59, pp. 

 559-562. 



— 11. 



On the structure and origin of the 

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 Proc. Geol. Soc. III., 1849-59, pp. 669-675. 



On the tetramorphism of carbon, 

 Edinb. New Phil. Journ. L., 1851, pp. 



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[1850.] 

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— 13. 



On the occurrence of non-gymnosper- 

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 91-92. 



— 14. On the microscopical structure of 

 some British tertiary and post-tertiary fresh- 

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