Abettil 



1900 in Arcetri all' equatoriale di AMICI. [1900 1 Astr 

 Nachr., 154, 1901, 157-160. 



, * 09 - U a'imero assoluto dell' era volgare nel periodo 

 I* % [1!)0 - ] S Pettrosc. Ital. Mem., 29, 1901 



!-15; Observatory, London, 23, 1900 315-317 

 Abich, [Otto WinCim] Ilcrnnum con. Assign ' to this 

 author entries (Vol. 1) under Abich G 



>4fi 0r F b Mf gr ^ h ? a " d W01 ' ks " ee Amer " J1 ' Sci '. 32 86, 

 246; Foldt. Kozlon., 16, 1886, 338; Leopoldina 22, 1886 



inf 5 nr fj 3 ,t' 1 o 86 ' 245 ' 290; Pa . Ac - Soi- C. K.; 



15 



o . - - . . 



53 l 8 s St- Peter.*.. Ac. Sci. Mem. (/,,,,,, 



53 1886, 5-8; St. Petersb., Com. GOol. Bull., 5, 1886 

 8 pp.; Wien, Nat. Hist. Hofmus. Ann., 1, 1886 (N,,t ) 

 15-16 ; Geol. Soc Quart. .71., 43, 1887 (Proc.), 49; 



STioSSS'V 19 ' 18 rf' ; r ' 00; Wien ' AteuuMcfi, 37 



92-194 ; Geogr. Jbuch., 12, 1888, 350. 



i- 8 , 5 ,' *^ tthe "J_ nn "her die Brunnenbohrung von 

 Kndako. Deutsch. Natf. Tagebl., 1872 134-135 



i 6 'io= Ueber den Ararat - Deutsoh. Natf. Tagebl., 



J.H7 J, loo. 



8 ?' X? ur Or g ra Pl'e Kaukasiens. f7V.l [1870 1 

 Ztsohr. Wiss. Geogr., 1, 1880, 68-75 



Aimer, (Copt. Sir) William dc W[ireleslic]. 4O * Photo 



graphic spectra showing the Sim's rotation. [18771 

 Observatory, London, 1, 1878, 134-135 



iwV' * A . s . er , tainin g ie height of clouds. [18801 

 Meteorol. Off. Met. Council Rep., 1878-79 25-26 



nsto'n *,F? limi , Ua 7 , re P rt on the Photo'-nephograph. 

 [1882.] Meteorol. Off. Met. Council Sep., [1880-81], 



ii*f ' T T h i e o ffect of shearin g stress on a sensitive salt 

 Photogr. Jl., 8, 1884, 80-81. 



44. Illumination of the dark room, and some optical 



l- 8,1884, 



n,* S ,' ,- The Siemens unit lamp for photographers 

 [JM/i discussion! [1884.] Photogr. Jl., 9, 1886, 26-28' 



Photogr. jf ' 



48. The production of monochromatic light, or a 

 mixture of colours on the screen. [1885.] London 



1886 ' 181 " 185; Phu - W, 20, 



49. Different kinds of water iu the developer. [1885.1 

 Photogr. Jl., 10, 1886, 59-60. 



50. On the measurement of the coloured light for 

 H4 12^138 JI- * SC " SS/ "-J Phot K r - J1 - 10, 1886, 



51. Comparative effects of different parts of the 

 .Pectrum on silver salts. Eoy. Soc. Proc., 40 1886, 



riffftti P?-, S ^ lar 8 P e ? trum - ft'om ^7150 to X 10,000. 

 Phil. Trans., 177, 1887, 457-4C,!) 



53. On the atmospheric transmission of visual and 



actlve light ' Astr ' Soc - Mouth - No "- 



54. 



55. 



On measuring densities of photographic deposit 



omete 



Transmission of sunlight through the Earth's 



" 



phot - 



Roy. Inst. Proc., 12, 



n & ' u , nllght colours - 



DJ. H., 



59. On the measurement of the sensitiveness of 

 silver salts to the spectrum. [ With discussion. ] [18H8 ] 

 Photogr. Jl., 13, 1889, 2-17, 26-29 



[Abney 



61 



, 

 address to the Math, and Phy 



. 

 62. On the quantity of deposit of silver produced bv 



nt e eyo P fZht tt n 4 ^^^ plate in SSrfig 

 ' ght actln 8' Bnt - A s. Hep., 1889 493 

 ? Upse f the Sun "Served at Caroline 



'-, On r the measurement of the luminosity and 

 S y ' btreflected fom coloured suHacet 



Proc " i 



66. Note on the scaling of Dr. SPUTA'S wedge by 



8 5 rii graphy - Astr - s c - M nth - *?Z 



67. On the accuracy of the grease-spot photometer 

 (or measuring the density of photographic plates and 

 Jl, 9 1890, 722-725.'' pl ' Ot meter - Soc - Ch^m. Ind. 

 150^154 Col ul '-P hotomet 'T- Chem. Soc. Proc., 7, 1891, 



69. On an undiscussed point in the illumination of 

 C Discussion.] Photogr. Jl. 15, 



70. The numerical registration of colour p re 

 hminary note Roy. Soc. Proc., 49, 1891, 227-233 



71. On the examination for colour of cases' of 



s^^sriiSKS coiour biindness - 



72. On the limit of visibility of the different rays of 



74. On 



the estimation of star magnitude 



1 wedge ' Astr - Soc - 



r D the "f T f , rapidly movin sensitive surfaces 

 discussion.] Photogr. Jl., 17, 1893 235-24'' 



that may arise in estimating 

 ' 



1894 



C ^ m t lcala ^in and exposure. [With discussion 1 

 Photogr. Jl., 18, 1894, 56-71 



li 7f' ?" Ul f, C ? lo . Urs of sk y Ksto' Sllu light, cloud 

 hglH a^d candle light. [1893.] Roy. Soc. Proc., 54 



80. On failure of the law in photography that when 

 the products of the intensity of the light acting and of the 

 time of exposure are equal, equal amounts of 



84. Orthochromatics. Colour sensitometry nfitl, 

 discussion.] Photogr. Jl., 19, 1895 328-342 389 

 (isle)', 1 2g CgnEREL ' s colour Photographs. 'Nature, 54 



32 e r itiveness f 



