IN MEDICAL SCIENCE. 53 



sigma angulatuni) magnified a thousand diameters, or 

 presenting a million times its natural surface. This 

 other figure of the same object, enlarged from the one 

 just shown, is magnified seven thousand diameters, or 

 forty-nine million times in surface. When we can 

 make the forty-nine millionth of a second as long as 

 its integer, physiology and chemistry will approach 

 nearer the completeness of anatomy. 



Our reverence becomes more worthy, or, if you will, 

 less unworthy of its Infinite Object in proportion as 

 our intelligence is lifted and expanded to a higher and 

 broader understanding of the Divine methods of action. 

 If Galen called his heathen readers to admire " the 

 power, the wisdom, the providence, the goodness of the 

 Framer of the animal body," — if Mr. Boyle, the stu- 

 dent of nature, as Addison and that friend of his who 

 had known him for forty years tell us, never uttered 

 the name of the Supreme Being without making a dis- 

 tinct pause in his speech, in token of his devout recog- 

 nition of its awfril meaning, — surely we, who inherit 

 the accumulated wisdom of nearly two hundred years 

 since the time of the British philosopher, and of almost 

 two thousand since the Greek physician, may well lift 

 our thoughts from the works we study to their great 

 Artificer. These wonderful discoveries which we owe 

 to that mighty little instrument, the telescope of the 

 inner firmament with all its included worlds ; these 

 simple formulae by which we condense the observations 



