ri 



J" 



1,.*-^ ■ 







^ii'-^ 





.<*.. 



^'■r 



I- 



r-; 



*• 



t ^ ll— 1 



Fig. 11 (Keith R. Porter) — Haemocyanin from Liinulus. The spherical 

 particles are the haemocyanin molecules slightly Hattened by drying. 



