942 



INDEX. 



Pfaff's Problem : [S 1081] Pfaff. 1797. 



Phakolite : [5760] Anderson, 1842, 



Phase Rule : [2860] Martin, 1905. [4070] Rooze- 

 boom. 1901-4. [7902] Findlay. 1904. 



V. Chemical Equilibrium. 



Phenol : [6683] Calvert. 1867. [8162] Fritzsehe. 

 1857, [12782] Odermatt. 1878. 



V. Picric Acid. 



Phexo-viena (Natural) : [6245] Black. 1906. 

 [10237] Knoll. 1786-8, [13799] Quetelet. 

 1835. J:14808] Seguin. 1861, 



Philosophy and Principles of Exact Science : 

 [155-8] Aristoteles, 1505-1812. [196-7] 



Babbaae. 1837-8. [210-15] Bacon. 1629- 



1878. [396] Bierens. 1863. [532] Bovle. 

 1686. [567] Braniss. 1858. [1026-7] Descartes. 

 1644-58. [1072] Dolbear. " 1892. [1095] 

 Draper. 1887. [1122] Dvmcan. 1905. [1477] 

 Gassendi. 1668. ri665] Gregory. 1792. [1901] 

 H-rschel. 1830. [2022-4] Humboldt. 1845-65. 

 [2152-4] Jevons. 1874-9. [2528] Le Grand. 

 1694. [2554] Lesage. 1770. [3513] Pearson. 

 1892. [3559] Pettv, 1674. [3672] Poincare. 

 1902. [4791] Telesio. 1570. [5097] Virginio. 



1784. [5121] Vogt. 1901, [5366. 5368. 5371-4] 

 Whewell. 1847-62. [5748] Ampere. 1834-43. 

 [5827-9] Aristotle. 1562-1870. [6410. 6417] 

 Boyle. 1686-8. [6554-8] Brmio. 1582-91. 

 [6959] Clifford. 1885-98. [7255-6] Descartes. 

 1637-54. [7290] Dickinson. 1702. [7398] 

 Duncan. 1907. [8461] Glanvill. 1665, [8668-70] 

 Gregory. 1796-8. [9105-6] Helmont. 1685. 

 [9232] Herschel, 1830, [9453-4] Hoppus, 1827, 

 [9495] Houllevigue, 1909. [9502] Hovenden. 

 1909, [9803-4] Jevons, 1874-83, [9995] 

 Kant, 1794, [10661] Le Dantec. 1904. [13053] 

 Pearson, 1892. [13187] Petty. 1674, [14767] 

 Schyanof=f, 1868, [14798] Sedgwick, 1850, 

 [14967] Snyder, 1903. [15117, 15127-8] 

 Stoney, 1885-99, [15638] Enriques, 1910. 

 [15648] Xatorp. 1910. [15649-50] Pearson. 

 1900-11. [S 258] Case. 1888. [S 261] Clifford. 



1879. [S 273-4] Descartes. 1649-68. [S 375] 

 Poincare. 1912. [S 1941] Gilbert. 1651. 

 [SS 16-19. 21-22] Aristoteles, 1549-81, [SS 23] 

 Bacon, 1620, [SS 51-3] Descartes, 1650-64. 

 [SS 1293] Savonarola. 1590. 



V. Action at a Distance. Algebra, E. and P. of. 



Analytical Theorems. Arithmetic, P. and E. of. 

 Astronomy, P. of. Calculus, P. of. Causality. 

 Classification of S. Correlation (Physical). 

 Continuity. Descartes and Newton reconciled. 

 Free Will. Geometry, Axioms and Hypotheses 

 of. Geometry, Elements and Principles of. 

 Horror Vacui. Infinity. Logic of S. Mathe- 

 matics, P. and Principles of. Matter, Theories of. 

 Mechanics, P. and E. of. Physics, Principles of. 

 Relativity, Theory of. Space. Universal Science. 



: Paradoxes : [7417] Duran. 1847. 



MATHEMATICALLY DEMONSTRATED : [10702] 



Leibniz. 1728. 



Phlogiston Theory and Controversy : [303] 

 Becher. 1738. [1916] Higgins. 1786. [2304] 

 Kirwan. 1787. [3206-7] Neumann. 1759. 

 [3796, 3799] Priestlev. 1788-9. [4550] Stahl. 

 1746-7. [5328] Welt. 1701. [6084] Becher. 

 1738, [6411] Boyle. 1673. [6572] Bucci. 1783. 

 [8030] Fordyce. 1792, [8055-7] Fourcroy, 



1785, [9264] Higgins (B,), 1786. [9270] 

 Higgins (\V.). 1799. [9587-8] Hutton. 1792. 

 [10202] Kirwan. 1787-9. [10589] Lavoisier. 

 1783, [12452] Neumann. 1773. [13317] 

 Pictet, 1791, [13549] Pott. 1738. [14715] 

 Scheffer. 1779. [15009] Stahl, 1723, [SS 2530] 

 Harrington, 1304, 



V. Chemistry (Phlogistic). 



Phonetics, Mechanism of : [1857] Helmont, 1667. 

 [SS 1816] Kempelen. 1791. 



Phonograph: [3760] Prescott, 1878, [8680-1] 

 Gretschel, 1878-83, [15516] Wheatstone, 



1879, 



Phosphates : [4516] Sorel, 1902. [7181] Daubree. 

 1868, [8554. 8558-9] Graham, 1833-7, 

 [13604] Pratt, 1868, 



Phosphide of Sodium, Chemical Action of : 

 [10756] Letts and Collie. 1881. 



Phosphines : [S 2782-3] Hofraann. 

 Phosphorescence : [3160] Murray, 



1861. 



1826. [3006] 

 [5437] Wilson. 1775. [6088] 



Phipson. 1862 



Becquerel, 1867-8, [10190] Klatt und Lenard 

 1889. [11590] Matteuci, 1847, [12313]Murrav, 

 1826, [13094] Penny, 1855, [13259, 13266-7] 

 Phipson, 1858-75, [13291] Phosphorus, c, 1720. 

 [13676] Pring, 1850, [15572] Wilson, 1775. 

 [S 2618] Beccari. 1768. 



Phosphorescent Sulphides : [10720] Lenard etc. 

 1909. 



Phosphorus and its Compounds : [4523] Spal- 

 lanzani. 1796. [5437] Wilson. 1775. [6407-9] 

 Boyle. 1680-2, [11419] Marggraf, 1767-8, 

 [12055] Moore and Zepharovich. 1885, [13270] 

 Phipson, • 1856, [13291] Phosphorus, c, 1720. 

 [13640] Prideaux. 1911. [14474] Rose, 1833. 

 [14585] Russell, 1908, [15289-90] Thorpe and 

 Tutton, 1890-2, [15572] Wilson, 1775, [S 2618] 

 Beccari, 1768, 



V. Calcium Phosphide. Hypophosphites. 



-Betaines : [10753] Letts. 1881. 



Photogenic Drawing : [15201] Talbot. 1839. 

 Photographic Chemicals : [2509] Leaper. 1891. 

 Dictionaries : [4688] Sutton. 1858, [4689] 



Sutton and Dawson. 1867. [9089] Heigh wey. 



1880-4. 

 Journals : [3607] Photographic News. 



1863-75. [3608] Photographic Society of 



London. 1857-82. [6694] Camera. 1887-9 



[13275] Photographic Journal (Liverpool and 



Manchester), 1857-8, [13276] Photographic 



News, 1862-75, [13277] Photograpic Notes. 



1856-60. [13278-9] Photographic Society of 



London. 1854-9. 

 Lenses and Objectives : [945] Dallmeyer. 



1899. [2006] Houdaille. 1894, [4057] Rohr. 



1899. [5178] Wallon. 1891. [7138] Dallmever. 



1876. [9492] Houdaille. 1894. [14404] Rohr. 



1899. 

 Manipulations : [3773] Price. 1858. 



Plates : [851] Colson. 1897. [4214] Sassi. 



1899. 



Printing : [9066] Hearn. 1874. 



Processes : [2033-4] Hunt. 1844-54. [4374] 



Sheppard and Mees. 1907, [9211] Herschel, 

 1840, [9572-3] Hunt. 1844-54, [10051] 

 Kenip, 1863, [10688] Le Gray. 1853. [11461] 

 Martin. 1852. [12276] Muller. 1856. 



V. Bromine P. Calotype. Collodion P. Daguerreo- 

 type. Emulsion P. Ferrotype. Heliochromy. 

 Photogenic Drawing. Photogravure. Photolitho- 

 graphy. Platinotype. Retouching. Silver Printing. 

 Telautography. 



Receipts : [4215] Sassi. 1899. 



Photography: [11. 14-15] Abnev. 1897-1905. [91] 

 American. 1896-1902. [118] Anthony. 1898- 

 1902. [430] Bland. 1863. [601] Brothers. 1899. 

 [605-6] Brown. 1900-1. [620] Brunei. 1896. 

 [661] Callin, 1902, [1001] Delamotte. 1853. 

 [1059] Dillav. 1899, [1189] English, 1901. 

 [1542] Gioppi. 1893. [1955] Hodges. 1901. 

 [202&-30] Hunt. 1853-7. [2088] Inglis. 1897. 

 [2165-6] Johnson and Chatwood. 1895. [2683] 



