PLATE 59 



349 



I 





350 





V 



352 



354 



34!l. a-Oxyhemoglobin of (lie ('apybaru (Hi/ill nc/iarux <-/i/>iii-ur<i\. ])lii)ln^r;i|ilic'cl in pnhirizcd ]ii:lit with cine 

 nicol to show pleochroism. 



350. Same, showing larger crystals. 



351. Same, showing large crystals in ordinary light. 



352. Same crystals seen in 351. in polarized light with one nicol showing plcocliroUin. 



353. a-Oxyhemoglobin of the Rabbit t/.r/n/x finticulii.i), showing prismatic type of crystal. 



354. Same, showing prismatic ami tabular types of crystal. 



