IGNORABIMUS ET RESTRINGAMUR. 121 



the cry of " Ignorabimus," and Eudolf Virchow his 

 still more audacious one of " Eestringamur," as the 

 watchwords of science, then, from Jena, let the 

 shout be raised and echoed from a hundred other 

 universities "Impavidi progrediainur ! " 



THE END. 



PRINTED BV BALLANTYNB, HANSON AND CO. 

 EDINBURGH AND LONDON 



