PRACTICAL HINTS TO EXPLORERS IN THE 

 NETHERLANDS-EAST-INDIES 



BY 



Dr. H. A. BROUWER M.E. 



Professor of geology at the Technical University of Delft 



AND 



N. WING EASTON M.E. 



Formerly Chief Engineer in the Netherlands Indian Mining Departmen 

 ex-Managing-Director of the Dordt-Oil-Company. 



