Smithsonian Report. 1940. — Gibbons 



Plate 4 



1. Field Collecting station, showing Narrow-Gage Railway, Latex Tank, 

 AND Anhydrous amiv;onia Cylinders Ready for Latex Preservation. 



2. Crepe Factory, HoLLArii 



\N Company, Boenoet, Sumatra. 



