242 THE RUBBER INDUSTRY 



Guilders. 

 Brought forward 159,000 



14. Tools, etc 10,000 



15. Management 50,000 



16. Hospital, medicines, attendance, etc. ... 15,000 



17. Cost of importing 300 coolies : first three 



years 31,500 



Cost of importing 400 coolies : fourth 



year 14,000* 



1 8. Contingencies 11,500 



Total 291,000 



This sum of 291,000 guilders is equal to 24,250 

 sterling, or 24 53. for each acre brought into bearing. 

 Between the fourth and fifth year the estate should be 

 self-supporting. 



The yearly cost of maintaining in first-class order an 

 estate of 1,000 acres with a forest reserve of 750 acres 

 should not exceed the following estimate : 



Guilders. 



1. Rent 1,000 



2. Tapping and collecting (including de- 



preciation on cups and implements) ... 65,000 



3. Curing and preparation (including 20 



per cent, depreciation on factory and 

 machinery 12,500 



4. Transport, shipping charges, and com- 



mission 5,ooo 



5. Management (allows for manager, two 



assistants, and two clerks) 17,500 



6. Hospital and medical attendance ... 5,000 



7. Weeding 7,5oo 



8. Maintenance of roads and drains ... 5,000 



9. Cultivation 5,ooo 



10. Contingencies 6,500 



u. Depreciation of buildings other than 



factory 7,500 



Total 137,500 



* Proportion of cost of three years' contract. 



