1 7^ BIOLOGY AXD ITS MAKERS 



tion for the work on the structure of tissues, we go back to 

 Hichat rather than to Leeuwenhoek, as Richardson has pro- 

 jjosed. I^ichat was the first to give a scientific basis for 

 histology founded on extensive observations, since all earlier 

 obser\ers gave only separated accounts of the structure of 

 particular tissues. 



