LETTERS ON NATURAL MAGIC. 



The following letters of reference are employed 

 in all the figures : 



A. Front door of the small cupboard. 



B. Back door of ditto. 



C C. Front doors of large cupboard. 



D. Back door of ditto. 



E. Door of ditto. 



F. Door of the thigh. 

 G G. The drawer, 



H. Machinery in front of the small cupboard. 



I. Screen behind the machinery. 



K. Opening caused by the removal of part of 

 the floor of the small cupboard. 



L. A box which serves to conceal an opening 

 in the floor of the large cupboard, made to 

 facilitate the first position ; and which also serves 

 as a seat for the third position. 



M. A similar box to receive the toes of the 

 player in the first position. 



N. The inner chest filling up part of the trunk. 



O. The space behind the drawer. 



1* Q,. The false back turning on a joint at Q. 



R. Part of the partition formed of cloth 

 stretched tight, which is carried up by the false 

 back to form the opening between the chambers. 



S. The opening between the chambers. 



T. The opening connecting the trunk and chest, 

 which is partly concealed by the false back. 



U. Panel which is slipt aside to admit the 

 player. 



Various pieces of mechanism of wonderful in- 

 genuity have been constructed for the purposes of 

 drawing and writing. One of these, invented by 

 M. Le Droz, the son of the celebrated Droz of 

 Chaux le Fonds, has been described by Mr. Col- 



