CllAP. VI.] 



ENGINEERING. 



469 



expenditure of labour in damming up. the Moeselley 

 river, whose waters were to have been diverted to the 

 lake, it was discovered that the levels were unsuitable, 

 and the work was abandoned in despair. 1 



The talents of the civil engineer were likewise em- 

 ployed in providing for the health and comfort of their 

 towns and the Dipawanso, a chronicle earlier in point of 

 date than the Mahawanso, relates that Wasabha, who 

 reigned between A.D. 66 and 110, constructed a tunnel 

 ("um-maggo") for the purpose of supplying Anarajapoora 

 with water. 2 



1 For an account of the present 

 condition of the Giant's Tank, see 

 Vol. II. Part x. ch. ii. 



2 Journ. Asiat. Soc. Seng, vol. vii. 

 p. 933. 



11 H 3 



