ROB] 



193 



I ROB 



London Math. Soc. Proc., 12 (1880-81), pp. 117 

 -120. 



Roberts, Samuel. 58. Historical note on Dr. 

 GKAVES'S theorem on confocal conies. [1881.] 

 London Math. Soc. Proc., 12 (1880-81), pp. 120 

 -122. 



59. Note on a space-locus. Quart. Journ. 

 Math., 17, 1881, pp. 280-283. 



60. Ou some forms of the equation of the 

 wave surface. Quart. Journ. Math., 17, 1881, 

 pp. 319-326. 



61. Remarks on mathematical terminology, 



and the philosophic bearing of recent mathe- 

 matical speculations concerning the realities of 

 space. [1882.] London Math. Soc. Proc., 14 

 (1882-83), pp. 5-15. 



62. On curves obtained by an extension 



of MACLAURIN'S method of constructing conies. 

 [1883.] London Math. Soc. Proc., 14 (1882-83), 

 pp. 110-118. 



Roberts, Thomas 8. The convolution of the 

 trachea in the sandhill and whooping cranes. 

 American Naturalist, 14, 1880, pp. 108-114. 



Roberts, W. B. Action of lime on silica in 

 mortar. Chemical News, 40, 1879, p. 250. 



Roberts, (Sir) William. 1O. Studies on bio- 

 genesis. Roy. Soc. Proc., 22, 1874, pp. 289- 

 291; Phil. Trans., 164, 1874, pp. 457-477. 



11. On the estimation of albumen in urine 

 by a new method, adapted for clinical purposes. 

 Med. Chir. Soc. Trans., 59, 1876, pp. 141-147; 

 Med. Chir. Soc. Proc., 8, 1880, pp. 48-50. 



12. Note on the influence of liquor potassse 

 and an elevated temperature on the origin and 

 growth of microphytes. [1876.] Roy. Soc. Proc., 

 25, 1877, pp. 454-456. 



13. The doctrine of coiitagiuru vivum 

 and its application to medicine. Quart. Journ. 

 Microsc. Sci., 17, 1877, pp. 307-329. 



14. Note on the existence of a milk- 

 curdling ferment in the pancreas. Roy. Soc. 

 Proc., 29, 1879, p. 157. 



15. On the estimation of the amylolytic 



and proteolytic activity of pancreatic extracts. 

 Roy. Soc. Proc., 32, 1881, pp. 145-161; 33, 

 1882, p. 147. 



Roberts, (Gen.) William Milnor. 2. Causes of 

 mild temperature, &c., of our interior and westerly 

 northern latitudes. Auier. Geogr. Soc. Jouru., 

 5, 1874, pp. 225-236. 



Roberts, William Ralph Westropp. On the 

 satellite of a line meeting a cubic. [1880.] 

 Irish Acad. Proc., 3, 1883, pp. 293-294. 



2. On the periods of the first class of 



hyper-elliptic integrals. Brit. Assoc. Rep., 1880, 

 pp. 485-486 ; Irish Acad. Trans., 28, 1880-86, 

 pp. 31-46; London Math. Soc. Proc., 12 (1880- 

 81), pp. 37-45. 



3. Note on the coordinates of a tangent 



line to the curve of intersection of two quadrics. 

 [1881.] London Math. Soc. Proc., 12 (1880-81), 

 pp. 143-146. 



Roberts, William Ralph Westropp. 4. A geo- 

 metrical representation of a system of two binary 

 cubics and their associated forms. [1881.] 

 London Math. Soc. Proc., 13 (1881-82), pp. 16- 

 25; Irish Acad. Proc., 3, 1883, pp. 521-530. 



5. On the motion of a particle on the 

 surface of an ellipsoid. [1883.] London Math. 

 Soc. Proc., 14 (1882-83), pp. 230-235. 



Roberts-Austen, William Chandler. 6. On 

 the preparation of standard trial plates, to be 

 used in verifying the composition of the coinage. 

 Chern. Soc. Journ., 12, 1874, pp. 197-203. 



- 7. On the columnar form of basalt. Brit. 

 Assoc. Rep., 1874 (Sect.), pp. 91-92. 



8. On the liquation, fusibility, and density 

 of certain alloys of silver and copper. Roy. Soc. 

 Proc., 23, 1875, pp. 349-350, 481-495; Che- 

 mical News, 31, 1875, p. 143; Annales de 

 Chimie, 13, 1878, pp. 111-132. 



- 9. Second report of the committee... ap- 

 pointed for the purpose of inquiring into the 

 method of making gold-assays, and of stating the 

 results thereof. Brit. Assoc. Rep., 1875, pp. 

 155-156. 



- 10. On the apparatus employed by the 

 late Mr. GRAHAM, F.R.S., in his researches. 

 Nature, 14, 1876, pp. 511-514. 



- 11. Alliages d'or et de cuivre. 



Annales de Chimie, 13, 1878, pp. 133-140. 



12. The "Graham Lecture" of the Philo- 

 sophical Society of Glasgow. [GRAHAM'S re- 

 searches on molecular movement.] Glasgow, 

 Phil. Soc. Proc., 11, 1879, pp. 345-364. 



13. Some experiments with the voltaic 

 induction balance. Brit. Assoc. Rep., 1879, p. 303. 



14. Note on the examination of certain 

 alloys by the aid of the induction-balance. 

 [1879.] London, Phys. Soc. Proc., 3, 1880, pp. 

 89-93 ; Phil. Mag., 8, 1879, pp. 57-60. 



15. On an analogy between the conduc- 

 tivity for heat and the induction-balance effect 

 of copper- tin alloys. [1879.] London, Phys. 

 Soc. Proc., 3, 1880, pp. 156-158; Phil. Mag., 8, 

 1879, pp. 551-553. 



16. Introductory lecture to the course 



E. S. XI. 



of metallurgy, at the Royal School of Mines. 

 Session 1880-81. Chemical News, 42, 1880, 

 pp. 254-257, 263-267; Nature, 23, 1881, pp. 

 65-69. 



17. Steel for the manufacture of dies. 



Chemical News, 43, 1881, pp. 239-241. 



18. Results of experiments made with a 

 view to ascertain whether occluded gases play 

 any part in the hardening and tempering of 

 steel. Instit. Mechan. Eugin. Proc., 1881, pp. 

 706-711. 



25 



