ESSAYS 



ON 



SCIENTIFIC AND OTHEK SUBJECTS 



CONTRIBUTED TO THE 



EDINBURGH AND QUARTERLY REVIEWS. 



BY 



SIR HENRY HOLLAND, BART., M.D. 



F.R.S., D.C.L. OXON., &c. &c. 



FELLOW OF THE ROYAL COLLEGE OF PHYSICIANS : 

 PHYSICIAN IN ORDINARY TO THE QUEEN. 



NEW EDITION. 



LONDON:. 

 LONGMAN, GREEN, LONGMAN, ROBERTS, & GREEN. 



1862. 



