APPENDIX. 371 



lented young artist was allowed, at my solicitation, 

 to make the drawing for me of this curious fish, lately 

 added to that valuable collection. 



No. II. (See p. 110.) 

 The Blind Fish of the Mammoth Caves of Kentucky. 



A gentleman, a patient of mine, informed me, a 

 few days ago, that there were also blind fish in the 

 waters of the Speedwell Mine, near the Peak, Derby 

 shire. I therefore wrote to the proprietor of the 

 mine, and have been favoured with his reply, which 

 is to the effect, that he has heard blind fish have been 

 caught in those waters, and also the same report from 

 the Guide of the Peake Cavern, through which the 

 waters of the Speedwell Mine subsequently pass. 



Should this gentleman obtain further information, 

 in answer to enquiries he is so obliging as to promise 

 he will make, and he learn anything authentic, he 

 will communicate it to me. 



At the British Museum, I have been favoured with 

 an inspection of the blind fish, and cray fish, from 

 the rivers of the caves of Kentucky. 



No.. III. (See p. 252, and plate.) 



The portable Gudgeon Rake. 

 The rake itself, A or B, being placed on the small 



