xu 



THE HANCOCK. MUSEUM AND ITS HISTORY 



conjunction with John Hancock's brother Albany, and the 

 joint authors, " Alder and Hancock," hold a classic position 



Joshua Alder. 



among the authorities on marine natural history. Their most 

 noted work was a splendid monograph on the nudibranchs or 

 sea slugs of Britain, published sixty years ago by the Ray 

 Society. The same Society has lately published as a 

 posthumous work another important monograph, on the 

 British tunicates, which on the death of the authors was left 

 not quite completed. The museum possesses most of the 

 drawings and specimens used for these and numerous other 

 works of " Alder and Hancock " ; and no one visiting the 

 museum should miss seeing Albany Hancock's exquisite 

 original drawings of sea slugs on the gallery of the zoology 

 room. 



It is quite impossible, in a condensed account such as this, 

 to give an adequate idea of the merits of these men ; it must 

 suffice to say that Joshua Alder and Albany Hancock are two 



