PRAJ 



656 



[PRA 



Prat, J. P. 11. Note sur trois nouveaux cya- 

 nures d'or. Bordeaux, Mem. Soc. Sci. VIIL, 

 1870, pp. 1-lii. 



12. Nouvelle theorie de chimie organique. 



Bordeaux, Mem. Soc. Sci. VIII., 1870, pp. xc- 

 xcii. 



13. Etude du mode de formation des prin- 



cipes immediats, et leur reproduction dans le labo- 

 ratoire, suivant des methodes en harmonic avec 

 les precedes de la nature. Bordeaux, Mem. 

 Soc. Sci. VIIL, 1870, pp. cix-cx. 



14. Sur le dosage exact de 1'acide phos- 



phorique. Bordeaux, Mem. Soc. Sci. VTlL, 

 1870, pp. cxxvii-cxxix. 



15. Recherches experimentales sur Tor et 



ses composes. Paris, Acad. Sci. Compt. Rend. 

 LXX., 1870, pp. 840-844; Journ. de Pharm. 

 1870, pp. 97-101. 



16. Methode generate de separation de 



1'acide phosphorique pour servir au dosage de ce 

 corps en nature. Assoc. Francaise, Compt. 

 Rend. 1., 1872, pp. 367-375. 



17. Apercu du travail chimique fait dans 

 son laboratoire pour 1'organisation de 1'atelier de 

 fulminate de la Capsulerie de Bordeaux. Assoc. 

 Fran9aise, Compt. Rend. I., 1872, pp. 407- 

 413. 



Pratesi, Cesare. Saggi chimici fatti sopra alcuni 

 calcoli intestinali. Lo Sperimentale, XXVI., 



1870, pp. 156-159. 



Pratesi, Leonardo. Notiz iiber Amidobenzol- 

 sulfosaure. Deutsch. Chem. Gesell. Ber. IV., 



1871, pp. 970-971 ; Gazz. Chim. Ital. I., 1871, 

 pp. 685-686. 



2. Nota preliminare sull' acido amidomono- 

 clorsolfobenzidico. Gazz. Chim. Ital. II., 1872, 

 pp. 555-556 ; Chem. Soc. Journ. XI., 1873, pp. 

 639-640. 



Pratorius, A. Die Elephanten. Frankfurt, Zool. 

 Garten, XIV., 1873, pp. 444-456. 



Pratt, Henry. On the physical features of the 

 Moon. Brighton, Proc. Nat. Hist. Soc. XIX., 



1872, pp. 52-57. 



2. Observations of a portion of the Moon's 



limb, not on the Sun's disk, during the late Solar 

 Eclipse. Astron. Soc. Month. Not. XXXIII., 



1873, pp. 577-579. 



Pratt, (Archdcn.) John Henry. 28. *On the 

 stability of arches. Phil. Mag. XXVI., 1863, 

 pp. 262-266 ; Medley, Indian Engineer. I., 1864, 

 pp. 139-144. 



29. *The mass of the earth is arranged in 



nearly spherical strata around its centre ; and if 

 the outer surface be a spheroid of equilibrium, 

 then all the strata are so also, whether they ac- 

 quired that form from once being fluid or not. 

 Phil. Mag. XXVI., 1863, pp. 342-346. 



Pratt, (Archdcn.) John Henry. 3O. On the 



degree of uncertainty which local attraction, if 

 not allowed for, occasions in the map of a country, 

 and in the mean figure of the earth as determined 

 by Geodesy, &c. [1863.] Roy. Soc. Proc. XIII., 

 1864, pp. 18-19, 253-276 ; Bengal, Journ. Asiat. 

 Soc. XXXIV. (pt. 2), 1865, pp. 34-42. 

 31. On the effect of an unattached sus- 

 pended iron girder in checking the undulation of 

 the road, as a heavy train passes over a railway 

 suspension-bridge. Medley, Indian Engineer. 

 II., 1865, pp. 183-194. 



32. On the level of the sea during the 



glacial epoch in the northern hemisphere. Phil. 

 Mag. XXXI., 1866, pp. 172-176, 532-533. 



33. On the fluid theory of the Earth. Phil. 



Mag. XXXI., 1866, pp. 430-435. 



34. Reply to Captain A. R. CLARKE'S re- 

 marks on his determination of the figure of the 

 Earth from geodetic data. Phil. Mag. XXXII., 

 1866, pp. 17-22. 



35. To find what changes may be made in 



the arrangement of the mass of a body, without 

 altering its outward form, so as not to affect the 

 attraction of the whole on an external point. 

 Phil. Mag. XXXIL, 1866, pp. 132-135; 

 XXXIII., 1867, pp. 261-264, 332-335, 445-446. 



36. On the figure of the Earth measured 



geodetically. Phil. Mag. XXXIL, 1866, pp. 

 313-315. 



- > 37. On the figure of the Earth, as obtained 



from geodetic data. [1866.] Phil.Mag. XXXIII., 

 1867, pp. 10-16. 



. 38. Comparison of the Anglo-Gallic, Rus- 

 sian, and Indian arcs, with a view to deduce from 

 them the mean figure of the Earth. [1866.] 

 Phil. Mag. XXXIII., 1867, pp. 145-152. 



39. On Professor STOKES'S proof of CLAIR- 



AUT'S theorem. Phil. Mag. XXXIV., 1867, pp. 

 25-26. 



40. Problem in pendulums. Medley, In- 

 dian Engineer. V., 1868, pp. 218-221. 



. 41. On the motion of a railway train up an 



incline. Medley, Indian Engineer. V., 1868, pp. 

 356-360. 



42. Reply to M. DELATJNAY'S objections to 



the late Mr. HOPKINS'S method of determining 

 the thickness of the earth's crust, by the preces- 

 sion and nutation of the earth's axis. Geol. Mag. 

 VII., 1870, pp. 421-424 ; Phil. Mag. XL., 1870, 

 pp. 10-14. 



43. On the the constitution of the solid 

 crust of the Earth. [1870.] Phil. Trans. 

 CLXL, 1871, pp. 335-358 ; Roy. Soc. Proc. 

 XIX., 1871, pp. 223-225; Phil. Mag. XLL, 

 1871, pp. 307-309. 



44. On Mr. HOPKINS'S method of deter- 

 mining the thickness of the Earth's crust. Phil. 

 Mag. XLIL, 1871, pp. 98-103, 400. 



