Ic. £ctin. 













V0I.XZM. PL. r.xxxm 



1 



EX TO THE WINCHESTER VISUAL SOLAR SPECTRUM IN 1884. 



ETRUM COLOUR 

 AT PLACE. 





3,OUR's NAME. 



ULTRA-RED. 



DEEP RED. 



RED. 



ORANGE. 



JlJERS OF THE PLATES 



atiNG that Colour. 



Not visible here. 



2 to 7. 



8 to 13. 



14 to 19. 



r jE Number Places 



I3LUDED THEREIN. 



10,000... 33,000. 



33,000 36,000. 



36,000 39,000. 



39,000 42,000. 



TANDARD LlNES 



s Included therein. 



Great X = 29,680. 

 Great Y = 30,860. 

 Great Z = 31,900. 



Great A = 33,400. 

 Little a = 35,350. 



Great B = 36,988. 

 Great C = 38, 707. 



Alpha band = 40,462. 



Wave A Places 

 >I(larlt Included. 



2M00... 7697. 



7697 7055. 



7055 . 6513. 



6513 6048. 



jiard Lines in W. A. 

 A)m's Normal Sol Sp. 



Great X = 8558. 

 Great Y = 8231. 

 Great Z = 7962. 



Great A =7605. 

 Little a =7285. 



Gw&ai'& = 6967. 

 Great C = 6562. 



Alpha band =6278. 













YELLOW. 



CITRON. 



GREEN. 



GLAUCOUS. 



20 to 25. 



26 to 31. 



32 to 37. 



38 to 43. 



4 000 45,000. 



45,000 48,000. 



48,000 51,000. 



51,000 54,000. 



2(i6anrf=42,800. 

 JiatD =43,108. 



Aurora's 



Chief Line = 45,550. 



Great E = 48,205. 

 Little 6 = 49,005. 



Little c = 51,242. 

 Great F = 52,255. 



W 56U- 



56U 5292. 



5292 4980. 



4980 4704. 



hin band = 5935. 

 GbatD =5892. 



Aurora's 



Chief Line = 5576. 



Great E=5269. 

 Little b = 5183. 



Little c=4957. 

 Great F = 486I. 



|^| 



SPECTRUM COLOUR 

 AT PLACE. 



LUE. 



DEEP BLUE. 



VIOLET. 



ULTRA-VIOLET. 



COLOUR'S NAME. 



4 to 49. 



50 to 55. 



56 to 61. 



Not visible here. 



Numbers of the Plates 

 bearing that Colour. 



1 



w 57,000. 



57,000 60,000. 



60,000 63,000. 



63,000... 100,000. 



Wave Number Places 

 included therein. 



m 



d = 56,522. 



Little e = 57,675. 

 Little /= 57,954. 

 Great G = 58, 967. 



Little g = 60,100. 

 Little h = 61,933. 



Great H = 64,01 2. 

 Great K = 64,582. 



Standard Lines 

 also Included therein. 



'0. 



4456. 



4456 4233. 



4233 4032. 



4032 2540. 



Wave A Places 



similarly Included. 



tit 



d=4493. 



Little e = 4404. 

 Little f=4383. 

 Great G=4307. 



Little g = 1,226. 

 Little h = 4101. 



Great H = 3968. 

 Great K = 3933. 



Standard Lines in W. A. 

 Angstrom's Norm. Sol. Sp. 



W ScA.R.Jo'hTietoii.Edmbnr^h.ScLonaDa 



