22 cox. 



Plate IX. 



Fig. 1. Marketing firewood in Manila. 



2. Firewood piled for sale in the Manila market. 



Plate X. 



Fig. 1. Lorcha load of rajas (firewood), three hours consumed in loading, two 

 for discharging. 

 2. Firewood used for smoking fish. 



TEXT FIGtTBE. 



Fig. 1. Furnace clinker formed when mangrove wood was burned. 



