PLATE 24 



139 



143 



144 



139. a-Oxyhemoglobin of the Horse (Equus caballus), showing group "' longer prismatic crystals 



(preparation without oxalate). 



140. Same, showing long prismatic crystals growing from protein ring (preparation without oxalate). 



141. Same, showing shorter prismatic crystals near protein ring I preparation with oxalate). 



142. Same, showing twin on pyramid (preparation with oxalate). Some crystals of the /y-nxyhemo- 



glohin are seen near e<lge of field. 



143, 144. Same, showing stout prismatic crystals along protein ring and tufts of first-formed capillary 

 crystals (preparation with oxalate). 



