4225 Photographic Plates 



photography of so-called human 

 emanations (Guebhard). Baroduc, H. Bv. 

 Sc. 8 (1897) 752-. 

 ; . GuSbhard, A. Nt. 58 



(1898) 207; Ev. Sc. 9 (1898) 75-. 

 gelatin, development. Schmid, J. F. Wien 



Pht. Cor. 22 (1885) 274-. 

 , , phosphorescence during. Eder, J. M. 



Wien Pht. Cor. 24 (1887) 154-. 

 , dry, manufacture. England, J. D. Phot. 



J. 17 (1893) 222-. 



emulsion-. Schnauss, J. C. Wien Pht. 

 Cor. 16 (1879) 78-. 



, darkening. Schnauss, J. C. Wien Pht. 



Cor. 16 (1879) 233-. 

 , exposed, utilisation. Glissenti, C. [1885] 



Phot. J. 10 (1886) 52-. 

 , formation of scars; addition of silver 



chloride and iodide to gelatino-bromide. 



Wilde, F. Wien Pht. Cor. 21 (1884) 



176-. 

 , practical suitability. Eder, J. M. Wien 



Pht. Cor. 17 (1880) 139-. 

 gelatino-bromide, and Bunsen-Eoscoe law. 



Precht, J. D. Nf. Vh. (1897) (Th. 2, 



Halfte 1) 135. 



with chlorophyll. Ives, F. E. Franklin I. J. 

 125 (1888) 479-. 



and orthochromatic. Eder, . Wien Pht. 

 Cor. 21 (1884) 311. 



grain of. Stoney, E. D. [1898] Phot. J. 23 



(1899) 58-. 



, effect of strength of developer. Carlier, 



E. W. [1897] Sc. Mcr. S. P. & T. 2 (1900 



149-. 

 iodised, action of very weak electric light. 



Rood, 0. N. Am. J. Sc. 37 (1864) 207-. 

 preparation. Reisser, C. Lieb. A. 45 (1843) 



359-. 

 printed matter, action on. Jervis-Smith, F. J. 



Nt. 58 (1898) 78. 

 , . Swinton, A. A. C. Nt. 58 (1898) 



125. 

 sensitive to colour, preparation. Obernetter, E. 



S. C. In. J. 8 (1889) 725. 

 red, with cyanine, ccerulein and nigrosine. 



Eckhardt, W. Wien Pht. Cor. 34 (1897) 



124-. 

 ultra-violet light, new. Schumann, V. 



Wien Az. 29 (1892) 230-. 

 , preparation. Schumann, V. Wien 



Ak. Sb. 102 (1893) (Ab. 2a) 994-. 

 sensitiveness of asphalt, new method of in- 

 creasing. Valenta, E. Wien Pht. Cor. 28 



(1891) 362-. 

 collodion plates, preservation. Crookes, 



W., <& Spiller, J. Ph. Mg. 11 (1856) 334-. 

 (albuminised), preservation. Ward, 



W. S. B. A. Ep. (1857) (pt. 2) 61. 

 dry plates, change. Hough, G. W. As. 



& Asps. 13 (1894) 153. 



for Eontgen ray photographs, 

 methods of increasing. Eder, J. M., & 

 Valenta, E. Wien Pht. Cor. 33 (1896) 

 217-. 



gelatin plates, increase by excess of 

 silver nitrate. Eder, J. M., d: T6th, V. 

 Wien Pht. Cor. 18 (1881) 137-. 



Fluorescence 4230 



sensitiveness shewn by photography by light- 

 ning flash. Houston, E. J. Franklin I J 

 121 (1886) 221-. 



and the spectrum. Shepherd, E. S. [18981 

 Nt. 59 (1898-99) 83-. 



standard, causes of apparent alterations in 

 rapidity. Sterry,J. Phot. J. 19 (1895) 118-. 



substitute for glass. Balagny, . Wien Pht. 

 Cor. 21 (1884) 161-. 



zero plate. Nipher, F. E. St. Louis Ac. T. 

 10 (1900) Iviii-. 



, method of obtaining. Nipher, F. E. 



Nt. 62 (1900) 396. 



Portrait photography, electric light in. Ronzelen , 



J. van. Elekttech. Z. 5 (1884) 101-. 

 , . Scharnweber, L. Elekttech. 



Z. 6 (1885) 302-. 

 Siemens's unit lamp for photographic light. 



Abney, (Capt.) W. de W. [1884] Phot. J. 



9 (1885) 26-. 



4230 Phosphorescence produced by 

 Impact of Radiation, Heat, 

 Electric Discharge, etc. Fluor- 

 escence. 



(See also 6840; Chemistry 7305.) 



FLUOEESCENCE. 



(Phenomenon of colour in fluor spar.) Brewster, 



(Sir) D. B. A. Ep. (1838) (pt. 2) 10-. 

 Doyere, M. P. L. N. C. E. 15 (1842) 176-. 

 Dutrochet, H. C. E. 16 (1843) 610-. 

 (Epipolic dispersion.) Herschel, (Sir) J. F. W. 



Phil. Trans. (1845) 143-, 147-. 

 Salm-Horstmar, W. F. (Furst zu). Pogg. A. 



88 (1853) 175-. 

 Milller, (Dr.) J. [1854] Freiburg B. 1 (1858) 



49-, 97-. 



Osann, G. Pogg. A. 94 (1855) 640-. 

 Challis, J. Ph. Mg. 12 (1856) 521-. 

 Osann, G. [1856] Wiirzb. Vh. 7 (1857) 128-. 

 Salm-Horstmar, W. F. (Furst zu) . Pogg. A. 98 



(1856) 343-. 



Witzschel, B. von. Schlomilch Z. 1 (1856) 160-. 

 Grailich, W. J. Presburg Vh. 2 (1857) (Ab.) 



11-. 



Guillemin, C. M. C. E. 45 (1857) 773-. 

 Akin, C. K. B. A. Ep. (1863) 93-; Ph. Mg. 



28 (1864) 554-. 

 Pisko, F. J. A. Ps. C. 123 (1864) 167- ; 124 



(1865) 471-. 

 Loughlin, J. E. [1866] Am. J. Sc. 43 (1867) 



239-. 

 Hagenbach, E. Sch. Nf. Gs. Vh. 51 (1867) 65 ; 



53 (1869) 83- ; 54 (1871) 71-. 

 Goppelsrdder, F. Fresenius Z. 9 (1870) 178-. 

 DM Moncel, T. [A. .] Les Mondes 25 (1871) 



199-. 



Lommel, E. Erlang. Sb. Ps. Md. S. 3 (1871) 39-. 

 Morton, H. Franklin I. J. 62 (1871) 140-. 



465 



GO 



