PEN] 



820 



[PEN 



Penny, Frederick. 4. On a specimen of artificial 

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5. On a new and ready process for the 



quantitative determination of iron. Brit. Assoc. 

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. 6. On the estimation of iodine. Brit. 



Assoc. Rep. 1852 (pt. 2), pp. 37-39. 



7. On the valuation and composition of 



protochloride of tin. Chem. Soc. Journ. IV., 

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. 8. On the valuation of Indigo. Chem. Soc. 



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9. Note on the valuation of protochloride 



of tin. Chem. Soc. Journ. VII., 1855, pp. 50-51. 



10. On a simple volumetric process for the 



valuation of Cochineal. Brit. Assoc. Rep. 1855, 

 (pt. 2), pp. 68-69. 



11. On the manufacture of Iodine and other 

 products from Kelp. Brit. Assoc. Rep. 1855, 

 (pt. 2), p. 69. 



12. On the composition and phosphor- 



escence of plate-sulphate of potash. Phil. Mag. 

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 Chem. LXVIIL, 1856, pp. 216-219 ; Journ. de 

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13. Report on the chemical qualities and 



analysis of a combustible mineral substance from 

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 108-114. 



Penny, Frederick, and //".Wallace. On chloride 

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Penny, //". G. On certain planetary perturba- 

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2. On the influence of the great inequalities 



of Jupiter, Saturn, &c. upon the motions of the 

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3. On an inequality of long period in the 



motions of the planets Jupiter, Saturn, and 

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4. On the use of the sections of the cone 

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5. On the general solution of cubic 



equations, and the reduction of what is called 

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Fenolazzi, J. Nuove osservazioni sul sistema 

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Fenot, Achille. Ueber das Bleichen der Baum- 



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( Transl.) Erdm. Journ. Tech. Chem. VI., 1829, 



pp. 285-300. 

 2. Note sur 1'analyse de quelques eaux de 



Mulhouse. Mulhouse, Bull. Soc. Industr. II., 



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3. Memoire sur 1'acidimetrie et 1'alcaii- 



nu'trie. Mulhouse, Bull. Soc. Industr. III., 



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4. Ueber Chlorometrie. ( Transl.) Ding- 

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5. Ueber die Reinigung der kiinstlichen 



Soda und Analyse der Soda von Dieuze. (Transl.) 

 Erdm. Journ. Prak. Chem. III., 1834, pp. 171- 

 176; Dingier, Polytechn. Journ. LIV., 1834, 

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6. Memoire sur 1'analyse de la bouse de 



vache et sur 1'emploi de cette substance dans la 

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7. Bemerkungen iiber das Leuchtgas. 

 (Transl.) Erdm. Journ. Prak. Chem. XXIV., 

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8. Memoire pour servir a 1'historie du 



colon. Mulhouse, Bull. Soc. Industr. XIV., 

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9. Neues Verfahren, den Gehalt des Chlor- 



kalks zu bestimmen. (Transl.) Erdm. Journ. 

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Fenrose, F. C. A few words in favour of the 

 decimal, but against the metrical system of 

 measurement ; and an endeavour to show how 

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Fentheney, von. Wichtige Beobachtungen 



iiber den rothfussigen Falken (Erythropus ves- 

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Fentland, J. B. Nouveaux eclaircissements 

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2. Observations on the Peruvian Andes. 



Phil. Mag. IV., 1828, pp. 115-119. 



3. Sur la hauteur absolue des cimcs les 



plus remarquablea de la Cordilliere des Andes au 

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