FEE] 



597 



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Ferrers, jY. M. 1O. Note on the conditions that 

 the equation of the second degree should repre- 

 sent a circle or sphere. Quart. Journ. Math. II., 

 1858, pp. 267-268. 



11. Note on the radius of absolute curva- 

 ture at any point of a curve. Quart. Jourii. 

 Math. II., 1858, p. 356. 



12. Determination of the mutual inclina- 

 tion of two opposite edges of a tetrahedron, in 

 terms of the magnitudes of the edges. Quart. 

 Journ. Math. 111., 1860, pp. 145-146. 



13. On a property of confocal surfaces of 

 the second degree. Quart. Journ. Math. III., 

 1860, pp. 155-156. 



14. Note on a geometrical theorem of Mr. 



STEINER. Quart. Jourii. Math. IV., 1861, pp. 

 92-94. 



15. Determination of the magnitudes of 



the axes of a surface of the second degree, 

 represented by tetrahedral coordinates. Quart. 

 Journ. Math. IV., 1861, pp. 140-143. 



16. Investigation of the trilinear coordi- 

 nates of the foci of a conic section. Quart. 

 Journ. Math. IV., 1861, pp. 235-236. 



17. On the equations of the planes of cir- 

 cular section of a conicoid represented by tetra- 

 hedral coordinates. Quart. Journ. Math. V., 

 1862, pp. 78-81. 



18. On certain properties of the tetra- 

 hedron. [1861.] Quart. Journ. Math. V., 

 1862, pp. 167-172. 



19. Notes on tetrahedral and quadriplanar 

 coordinates. Quart. Journ. Math. V., 1862, pp. 

 172-176. 



20. On the radical axis of two similar and 

 similarly situated conies. Quart. Journ. Math. 

 V., 1862, pp. 312-313. 



21. Property of conic sections. Messen- 



. 



ger of Mathem. I., 1862, pp. 159-162. 

 Ferret, - , et Galinier. Rapport sur les 



travaux scientiflques executes en Abyssinie. 



Bibl. Univ. LV., 1845, pp. 308-320 ; LVL. 



pp. 83-93. 

 Ferretti, Francesco, e Ferd. dc Cattanei. Sol- 



fato di zinco preso per bocca, e rinvenuto nel 



sangue e nei different! organ! animali. Polli, 



Ann. di Chim. VI., 1848, pp. 273-286. 



Ferri, Giuseppe. Riflessioni intorno ai cenni 

 analitici di nuovi priucipj di patologia generale 

 di Giorgio TEEI.O. Bologna, Opuscoli, I., 

 1824, pp. 267-311. 



FerrJar, John. Of popular illusions, and par- 

 ticularly of Medical Demonulogy. [1786.] 

 Manchester, Phil. Soc. Mem. 111., 1790, ni> 

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- 2. Observations concerning the vital 

 principle. [1787.] Manchester, Phil. Soc. 

 Mem. III., 1790, pp. 216-240. 



Ferriar, John. 3. Conjectures on the use of the 

 ancient terrassed works in the north of Eng- 

 land. [1792.] Manchester, Phil. Soc. Mem. 

 IV., 1796, pp. 422-430. 



Ferrier, . Observation tendant a prouver 



1'existence du fluide magnetique. Moutpellier, 

 Ann. Clin. IV., 1819, pp. 201-209. 



Ferrier, Louis. Lieu geomerrique d'un point 

 du grand axe d'une ellipse qui se meut en 

 restant tangente a deux droites fixes. Nouv. 

 Ann. Math. III., 1844, pp. 352-361, 4:;s. 



Ferriai, Giornnni. Storia d' un ahorto interno. 

 Omodei. Ann. Univ. CLXXVIII., 1861, pp. 

 497-510. 



Ferriot, . Analogies entre le triangle et le 



tetraedre. Gergonne, Ann. Math. II, 1811- 

 12, pp. 133-144. 



2. De 1'inscription du quarre au triangle, et 



de cclle du cube au tetraedre. Gergonne," Ann 

 Math. II., 1811-12, pp. 180-182. 



3. Application de la doctrine des projec- 

 tions a la recherche des principales propriety's 

 de 1'ellipse. Gergonne, Ann. Math. II., 1811- 

 12, pp. 240-248. 



4. Theoremes sur 1'ellipse. Gergonne, 

 Ann. Math. XVI., 1825-26, pp. 373-376. 



5. Note sur la theorie des transversales. 



Gergonne. Ann. Math. XVII.. 1826-27, nn 

 141-147.' 



6. Centre de gravite d'un arc quelconque 

 d'helice tracee sur uu eylindre droit a base cir- 

 culaire. Nouv. Ann. Math. I., 1842, pp. 201-203. 



7. Solidity engendree par un segment 



parabolique. Nouv. Ann. Math. L, 1842, pp. 

 383-384. 



8. Sur les centres de gravite. Nouv. 



Ann. Math. II., 1843, pp. 49-60. 



9. Demonstration tres-e!ementairc de la 

 proposition de Dynamique, connue sous le nom 

 de conservation du mouvement du centre de 

 gravite. Nouv. Ann. Math. II., 1843, pn. 

 241-244. 



10. Sur les intfirets composes instantam's. 

 Nouv. Ann. Math. II., 1843, p. 461. 



11. Memoire sur les analogies entre le 

 triangle et le tetraedre. France, Congres Scieu- 

 tifique, XXIV., 18,37, pp. 474-487. 



Ferris, Charles E. On the explosive nature of 

 glonoiu or uitroglycerin. American Journ. 

 Pharin. XXXII., 1860, pp. 524-52.3, 



Ferro, Giuseppe, e Dardaaa. Storia di Opi- 

 stotono .... comprovante la teoria del Dott. 

 BELLINGER: sull' antagonismo uervoso. Omodei, 

 Anual. Univ. LXXIL, 1834, pp. 111-117. 



Ferroni, Pictro. Prodromo d' osservazioni sopra 

 il trattato di Calcolo Integrale pubblicato in 

 Parigi dal Sig. Marchese de CONDORCET 

 P anno 1765. Verona, Soc. Ital. Mem. V. 

 1790, pp. 130-162. 



