THE MICROSCOPE 



AUaUSnr, 1894. 



Number 20. 



New Series. 



Objects Seen Under the Microscope. 



XV. — Some Vegetable Sections. 



[Pen Drawings.] 



In order to give some idea of the botanical sections 



prepared by Walter White, an English chemist, and for 



sale by the publisher of this periodical, illustrations of 



three are given herewith. These sections are cut very 



thin indeed with a microtome, stained singly, to trebly 



as the case may demand, mounted on card board by 



means of thin slips of mica and sold at the ridiculously 

 low price of 8 cents each or 20 for a dollar. The price 

 gives no adequate idea of their value. They would 

 easily bring 25 cents each in this country if we asked it. 

 But Mr. White cuts enormous numbers and sends them 

 all over the world by mail as an aid to science. It is a 



