Absorption and Fluorescence. 



429 



00 CO 



O to ^ 



OOOtf^bCH 



OOOOOOOS^tO^ 



OOOOOOOOOOOSCnM^tO>-'0000000 



0000000000 oddoodhflootOH^i-^d 



OS 00 



° s 



OS 



< 



OS 



00 



to 



^^^k^CObOl— < 1— « 



OS OS Cn ^ Ci Cn —J to CO OS Cn CO to 



Of)CCCOOCOCOOiCn-l<r^C!iOO 



ti d ci c? 6 



a 



cT" 



3 



OS 



oo 

 to 



vfc- to 



OS Cn Cn CO to 

 O O Cn Oi OC 

 O O O OS Cn 



o 



O 

 cr 



7600 

 7600 



CnO'h-'GO^OSGCGDCOOOCnOObO 



O Oi O CO O O -1 00 i— O OC C» Cn 00 



© h^ O tO tO O W ^ Cn O 00 Oi tC Ci 



Cn CO cn cs 



Q 

 p 



o 



ST 



o 

 cr 

 o 



7600 

 7600 



-a to 



.Cn 00 to 



^ GO 00 



o o cm 



c 



o o 



oo 



►4- 0- 



OO30 00<tO'WHHw 

 o ^r OC CO O 00 O O Co O O Cn co to 

 OiOSOSCSrf^-^tOvKCOtOCOCnCnOO 

 CO O CM LO O 00 O O O to CO 00 to Cn, 

 tO Cn CO OS 



O 

 o 



"cn 

 O 



o 

 o 



q 



Is 



o to 



-a co to 



On O 00 



O O Cn 



OS 



o 



gc oo 

 to to 



OOOoOOOOCntOi— 'C^WbO^H 

 rfi. 4i 4^. O -I O *- CO CO IO O CO o —1 cn CO to 

 to to |— i4- Oi Cn to CO f- > rf^ ti i -J ^ O C5 Cn GC 

 rfi-0005OCn^JCnOCnC0t-'C0OOt0CiCn 



OS 



o 



cT 





t— ' I—* 

 OO GO 



ic ta 



CO 



to to 



OS 00 



O Cn 



C 

 cr 



CO 



W c: w c: C: lO O Co & « h h h 

 WCCW0:M4-O2^iOiH J CCCCG5C;lvHk-' 



C C C C !i 00 O C C 'J CV O & O O H O Oi C Ci Ci CO 



o 



p 



p 



o 



o 

 o 



w 



O 



CO CO 

 COCO 



cr co 

 CO co 



CO CO 



CO 



Cn to 



to 00 



t— cn 



o 



cr 



1-3 



w 

 t-l 



a" 



as 

 © 



<" 



a> 



nj. 

 o 



© 



3 O 



II 5' 



, . CD 



CO 



c 



p 



<Tt- 



6 

 3 



