SETTING. 17 



specimens are often spoilt even where the utmost care is 

 exercised. The surface of the setting-board should be 

 covered with a layer of unglazed white paper plain 

 cork will rub the under-surface of the wings. On 

 the Continent setting-boards are not sloped, and the 

 groove is very deep, so that the butterfly appears with 

 its wings perfectly flat and fixed lin. or more up the 

 pin, producing an effect which appears to me anything 

 but agreeable. When buying foreign specimens of 



FIGS. 3 and 4. VERTICAL SECTIONS OF SETTING-BOARDS. 

 a, cork; b, deal. 



our scarcer English butterflies this should be recollected, 

 and, unless specimens set in the Continental fashion are 

 preferred, they should be asked for set in the English 

 way. 



The setting-boards being disposed of, we may next con- 

 sider the question of pins. It is clear that for such a 

 delicate subject as a butterfly's body, ordinary pins are 

 altogether unsuitable, and the proper ones must be 

 bought from a dealer in natural history requisites. 

 Entomological pins are much more slender than the 



c 



