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Fig. 8. Higher magnification of lamellar material cut obliquely. The lamellae appear to be made up 
entirely of granules and seem to be continuous with dark mass of component 1 {arrow). X 56,000. The 
black bar in all pictures represents Ip,. 
Fig. 9. Continuity between lamellar material and component 1 of nucleolus {arrows) . X 53,000. 
Fig. 10. Nucleus after treatment with RNAase. The nucleolar masses have largely faded. X 20 000 
