64 



ities in the roofs of pits, they are less Hkely to frig-hten 

 and injure themselves. Nothing tends to frighten 

 young" ponies more than this, and it is necessary to 

 exercise g-reat caution in dang-erous places. Ponies 

 are taken down pits by means of cages, and the 

 old system of lowering them in nets is discontinued 

 in consequence of its inconvenience and the number 

 of accidents which generally occurred on such occa- 

 sions. 



