ADDITIONS. 



637 



De-Luc, Jean Andre. 36. On Galvanic pheno- 

 mena. Nicholson, Journ. XXXII., 1812, pp. 

 271-284. 



37. On Hygrology, Hygrometry, and their 



connexions with the phenomena observed in the 

 atmosphere. Nicholson, Journ. XXXIII., 1812, 

 pp. 291-303. 



38. Sur la transparence de 1'air comme 



prognostique de pluie, et sur les fluides qui 

 troublent cette transparence. Schweizer. Gesell. 

 Verhandl. 1825, pp. 42-43 ; Bibl. Univ. XXX., 



1825, p. 164 ; Quart. Journ. Sci. XXL, 1826, 

 p. 191. 



39. Notice sur la substance dont un hygro- 



metre doit etre construit, et dans quel sens elle 

 doit etre prise. Schweizer. Gesell. Verhandl. 



1826, pp. 62-64. 



40. Uebersicht der durch grosse Warme 



bemerkenswerthen Jahre von 1768 bis 1800. 

 Schweizer. Gesell. Verhandl. 1827, pp. 54-55. 



41. Note sur le calcaire de la montagne des 



Voirons, et sur sa place dans les formations 

 Jurassiques. Schweizer. Gesell. VerhandL 1836, 

 pp. 57-59. 



42. Examen de la cause probable a laquelle 



Mr. J. CHAKPENTIER attribue le transport des 

 " blocs erratiques " de la Suisse. Actes de la 

 Soc. Helvetique, 1837, pp. 29-38. 



43. Memoire sur les rochers calcaires epars 



dans les environs de La Roche. [1837.] Geneve, 

 Mem. Soc. Phys. VIII., 1839, pp. 149-162. 



44. Phenomenes que presente le terrain de 



transport du Bassin de Geneve^ qui peuvent 

 s'expliquer par 1'hypothese des ejaculations de 

 M. D'OMALIUS D'HALLOY. Actes de la Soc. 

 Helvetique, 1843, pp. 132-138. 



45. Blocs de granite epars sur le coteau 



d'Esery et cause de leur transport. Actes de la 

 Soc. Helvetique, 1845, pp. 252-261. 



46. Sur la cause du transport des blocs 



erratiques dans le nord d'Allemagne. Paris, 

 Soc. Geol. Bull. IV., 1846-47, p. 175. 

 To No. 4 add reference : 

 Sturgeon, Ann. Electr. VIII., 1842, pp. 



427-454. 



To No. 5 add references : 

 Nicholson, Journ. XXXI1L, 1812, pp. 81- 

 92; Sturgeon, Ann. Electr. IX., 1842, 

 pp. 1-14, 81-90, 223-243, 301-304. 

 To No. 9 add reference : 

 Tilloch, Phil. Mag. XLIL, 1813, pp. 429- 



439. 



To No. 13 add reference : 

 Sturgeon, Ann. Electr. IX., 1842, pp. 365- 



375. 



To No. 16 add reference : 

 Gilbert, Annal. LXI. 1919, pp. 373-391. 



De-Luc, Jean Andre : 



To No. 2 5 add reference : 

 Ferussac, Bull. Sci. Nat. VIL, 1826, pp. 



294-297. 



To No. 30 add references : 

 Edinb. New Phil. Journ. XXVIIL, 1840, 

 pp. 15-20 ; Schweizer. Gesell. Verhandl. 

 1842, pp. 107-115. 

 To No. 31 add reference : 

 Edinb. New Phil. Journ. XXXVIL, 1840, 



pp. 23-42. 



Dembowski, (Baron) Ercole. 7. Sur 1'occul- 

 tation de Saturne qu'eut lieu le 8 Mai 1859. 

 Roma, Corrisp. Scient. VI., 1863, pp. 39-40. 

 Demidoff, Anatole de. 4. Sur la reproduction 

 de 1'Autruche d'Afrique (Struthio camelus, 

 Linn.} obtenue pour la premiere fois en Europe. 

 [1859.] Leopoldina, II., 1860, pp. 61-64. 

 De Morgan, Augustus. 43. On TAYLOR'S theo- 

 rem. [Anon.'] Phil. Mag. VIL, 1835, pp. 188- 

 192. 



44. On the relation between the number of 



faces, edges, and corners in a solid polyhedron. 

 Phil. Mag. XIL, 1838, pp. 323-324. 



45. On the rule for finding the value of an 



annuity on three lives. Phil. Mag. XV., 1839, 

 pp. 337-339. 



46. Short mode of reducing the square root 



of a number to a continued fraction. Camb. 

 Math. Journ. II., 1841, pp. 239-240. 



47. On FEENEL'S measure of a degree. 



Phil. Mag. XIX., 1841, pp. 445-449; XX., 

 1842, pp. 116-117, 408-411 ; XXL, 1842, pp. 

 22-25. 



48. On the invention of the signs + and 



and on the sense in which the former was used 

 by LEONARDO DA VINCI. Phil. Mag. XX., 1842, 

 pp. 135-137, 230-233. 



49. On a new species of equations of differ- 

 ences. [_Anon.~\ Camb. Math. Journ. IV., 

 1845, pp. 87-90. 



50. On the opinion of COPERNICUS with 



respect to the light of the planets. Astron. Soc. 

 Month. Not. VIL, 1845-47, pp. 290-293. 



51. On a property of the hyperbola. 



[Anon.-] Phil. Mag. XXXIIL, 1848, pp. 546- 

 548. 



52. On the eai'ly history of Infinitesimals 



in England. Phil. Mag. IV., 1 852, pp. 321-330. 



Denis, P. S. In No. 3, for Heb. read Univ. 

 Denison, C. W. Origin of the Gulf Stream. 



American Instit. Trans. 1860-61, pp. 599-600. 

 Denniston, Goldsmith. Geology of the county 



of Steuben, N. Y. New York, Agric. Soc. 



Trans. XXL, 1861, pp. 548-570. 



2. Geology of the county of Orange, N. Y. 



New York, Agric. Soc. Trans. XXIL, 1862, 

 pp. 153-177. 



