The dicta- 

 graph re - 

 ceivers are 

 put any- 

 where they 

 willbehandy. 

 Here is one 

 being placed 

 in a tree top 



Crawling up 

 to an enemy 

 trench to 

 place a trans- 

 mitter, which 

 is cunningly 

 camouflaged 

 in a battered 

 tomato can 



Electrical Eaves 

 dropping 

 by the Sig- 

 nal Corps 



of the 



United 



States 



Army 



Listening tor 

 the sound of 

 operations 

 by enemy 

 sappers. This 

 often entails 

 a great deal 

 of danger and 

 discomfort 



A trench re- 

 ceiving sta- 

 tion where 

 the conver- 

 sation and 

 movements 

 overheard by 

 the transmit- 

 ter are noted 



