124 



THE BOOK OP THE LANTERN. 



so much difficulty in getting the camera into the exact 

 position required, that I constructed a special piece of 

 apparatus for the sole purpose of copying. To this acces- 

 sory, which works most perfectly, I now direct atten- 

 tion. It is simple in construction, and anybody who knows 

 how to handle a few tools can put it together with ease. 

 The amateur may prefer to employ a professional carpenter, 

 but there is always a difficulty in getting the British work- 

 man to make anything that is at all strange to him. My 

 advice is, therefore, if you want the thing done well, do it 

 yourself (see fig. 40). 



FIG. 40. 



