Staining Paraffin Sections 77 



and lor many research problems. The beginner is warned not to 

 dabble in a wide variety of processes but to gain a mastery of a few 

 funcfcimental methods. Ability to analyze and remedy difficulties 

 should be cultivated. The advanced worker who finds that a research 

 problem requires more specialized methods should ttnn to the 

 literatme and search out methods that ha\e l)een used for similar 

 investigations. 



