SPO] 



992 



[SPR 



Spottiswoode, William. 34. On the equations 

 of rotation of a solid body about a fixed point. 

 [1863.] Roy. Soc. Proc. XIII., 1864, pp. 52- 

 64. 



35. On the sextactic points of a plane curve. 

 Phil. Trans. CLV., 1865, pp. 633-669; Roy. 

 Soc. Proc. XIV., 1865, pp. 349-351. 



36. Address to the Mathematics and Physics 



Section of the BRITISH ASSOCIATION. Brit. 

 Assoc. Rep. XXXV., 1865 (Sect.), pp. 1-6. 



37. Note on the contact of curves. Quart. 



Journ. Math. VII., 1866, pp. 114-118. 



38. Note on the resolution of a ternary 



cubic into linear factors. Quart. Journ. Math. 

 VII., 1866, pp. 281-283. 



39. Note sur 1'equilibre des forces dans 



1'espace. Paris, Acad. Sci. Compt. Rend. LXVL, 

 1868, pp. 97-103. 



- 40. On the contact of conies with surfaces. 

 Phil. Trans. CLX., 1870, pp. 289-308 ; Roy. 

 Soc. Proc. XVIII., 1870, pp. 264-265. 



41. On some experiments on successive 

 polarization of light made by SIR CHAKLES 

 WIIEATSTONE. Phil. Mag. XLL, 1871, pp. 398- 

 401; Roy. Instit. Proc. VI., 1872, pp. 205- 

 208. 



42. Remarks on some recent generalizations 



of algebra. [1872.] London, Math. Soc. Proc. 

 IV., 1871-73, pp. 147-164. 



43. On the contact of surfaces. Phil. 



Trans. CLXIL, 1872, pp. 259-282 ; Roy. Soc. 

 Proc. XX., 1872, pp. 179-180. 

 44. On optical phenomena produced by 

 crystals submitted to circularly polarized light. 

 Roy. Instit. Proc. VII., 1872, pp. 506-510; 

 Phil. Mag. XLIV., 1872, pp. 69-73. 



45. On the rings produced by crystals 



when submitted to circularly polarized light. 

 Roy. Soc. Proc. XX., 1872, pp. 333-335. 



46. On the old and new Laboratories at the 



Royal Institution. Roy. Instit. Proc. VII., 1873, 

 pp. 1-11. 



47. On spectra of polarized light. Roy. 



Instit. Proc. VII., 1873, pp. 134-138. 

 48. Note sur la representation algebrique 



des lignes droites dans 1'cspace. Paris, Acad. 



Sci. Compt. Rend. LXXVI., 1873, pp. 1189- 



1193. 



49. Sur les plans tangents triples a une 



surface. Paris, Acad. Sci. Compt. Rend. 



LXXVII., 1873, pp. 1181-1183. 

 Sprague, Philip 8. Insect fauna of Camel's 



Hump, Vt. Archives of Science, I., 1870, pp. 



85-88. 

 Spratt, Thomas A. R. 2O. On the bone caves near 



Creudi, Zebbug, and Melliha, in the island of 



Malta. Geol. Soc. Quart. Jouru. XXIII., 1867, 



pp. 283-297; Phil. Mag. XXXIV., 1867, pp. 



320-321. 



Lugano. 

 56- 



Spratt, Thomas A. B. 21. On the undercurrent 

 theory of the ocean, as propounded by recent ex- 

 plorers. Roy. Soc. Proc. XIX., 1871, pp. 528-556. 



Spreafico, Emilia, e Negri, G. Saggio sulla 

 geologia dei dintorni del Lago di 

 Firenze, Boll. Com. Geol. Ital. I., 1870, pp 

 93 ; Milano, 1st. Lomb. Mem. XL, 1870. 



Spree, Th., et Buse, L. H. Additamentum ad 

 floram Batavam cryptogamicam. Nederl. Kruidk. 

 Archief, V., 1870, pp. 313-352. 



Spreitzenhofer, G. C. 3. Botanische Erinner- 

 ungen an Mondsee. Oesterreich. Botan. 

 Zeitschr. XX., 1870, pp. 55-58. 



Sprengel, Hermann. 3. Ueber die Erkennung 

 der Salpetersiiure. Aunal. Phys. Chem. CXXI., 

 1864, pp. 188-191 ; Fresenius, Zeitschrift, III., 

 1864, pp. 115-117. 



4. Researches on the vacuum. Chem. Soc. 



Journ. III., 1865, pp. 9-21. 



5. On determining the weight of heteroge- 

 neous liquids. Chem. Soc. Journ. IV., 1866, 

 pp. 455-462. 



6. Zur Geschichte der Wasser-Luftpumpe. 

 Annal. Chem. Pharm. CLXVIL, 1873, pp. 62- 

 64 ; Phil. Mag. XLV., 1873, pp. 153-154. 



7. An air-bath of constant temperature 



between 100 and 200 C. Chem. Soc. Journ. 

 XL, 1873, pp. 458-459. 



8. A method of determining the specific 



gravity of liquids with ease and great exactness. 

 Chem. Soc. Journ. XL, 1873, pp. 577-581 ; 

 Annal. Phys. Chem. CL., 1873, pp. 459-465. 

 9. On a new class of explosives which are 



non-explosive during their manufacture, storage, 

 and transport. Chem. Soc. Jouru. XL, 1873, pp. 

 796-808. 



Spring, Antoine Fr. For Biography, see Brux- 

 elles, Acad. Sci. Bull. XXXIIL, 1872, pp. 93- 

 101. 



13. Observation relative mix rapports qui 

 unisseut le sens de temperature aux sensations 

 tactiles et douloureuses. Bruxelles, Acad. Sci. 

 Bull. XVIL, 1864, pp. 608-617. 



14. Les homines d'Engis et les hommes de 

 Chauvaux. Bruxelles, Acad. Sci. Bull. XVIIL, 



1864, pp. 479-515. 



15. Sur les divers modes de formation des 

 depots ossiferes dans les cavernes, a propos d'os- 

 sements decouverts dans le rocher de Lives, 

 pres de Namur. Bruxelles, Acad. Sci. Bull. XX., 



1865, pp. 417-430; Ann. Sci. Nat. IV., 1865 

 (Zoo/.), pp. 363-373. 



16. Sur une tute de Castor trouvee a Donck 

 (province de Limbourg). Bruxelles, Acad. Sci. 

 Bull. XXL, 1866, pp. 139-142. 



Spring, Walihere, Ciuelques faits pour servir a 

 IV'tude de la constitution des composes oxygenes 

 du soufre. Bruxelles, Acad. Sci. Bull. XXXVL, 

 1873, pp. 72-82. 



