PLATE VI 



Fig. i. Section of typical 'old' corpus albicans (bar = i cm.). 



Fig. 2. Photomicrograph of old corpus albicans; fixed Zenker-formol, 

 post-osmicated, not counterstained (bar = 200/1). 



Fig. 3. Photomicrograph of typical radiate corpus albicans ; fixed Bouin, 

 stained Haematoxylin and eosin (bar = 1 mm.). 



Fig. 4. Photomicrograph of old corpus albicans, treatment as fig. 2 

 (bar = 1 mm.). 



Fig. 5. Photomicrograph of old corpus albicans; treatment as fig. 2 

 (bar = 1 mm.). 



Fig. 6. Photomicrograph of old corpus albicans; treatment as fig. 2 



(bar = 1 mm.). 

 Fig. 7. Photomicrograph of old corpus albicans; treatment as fig. 2 



(bar = 1 mm.). 



