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POPULAR SCIENCE MONTHLY 



Fig. 6. A Shell of the Trunk. 



sacking if he is so poor as 4o feel compelled to reserve his zarape for 

 dress occasions, is swung from his forehead by a head-yoke a pig-skin, 

 supported by a sac, or more usually by a coarse net of cordage, and 

 sticking out from its open top is to be seen a long gourd of the type 

 that we call the Hercules club. In his hand he carries a short curved 

 knife. Plodding from one bearing plant to another, the Indian stops 

 at each long enough to uncover the cavity in its crown, press the smaller 

 end of the gourd to its bottom and, by sucking at the upper end, draw 

 into the lower part of the gourd the exuded sap, and thrust the gourd 

 over his shoulder into the pig-skin bag on his back — his finger mean- 

 time stopping the upper hole so that the fluid may not run out until 

 he wishes it to. A quick scraping of the cavity follows, the stone or 



