Specimen Boxes 



47 



that you can bend back the edges and make the 

 cardboard fit exactly in the box as shown in Figure 

 30. The advantage of this box is this: the space 

 under the cardboard may be filled with camphor 

 gum, moth balls or any other material abhorred by 



Specimen box with corkg. 



live insects, and after the corks are In place there 

 will be no danger of the camphor or moth balls 

 jolting around and injuring your collection. The 

 cardboard (Fig. 32) is glued by its folded edges 

 to the sides of the box (Fig. 30) . As these edges 



