160 Coal-fields of the East Indian Archipelago. 
Certainly nature has not been so considerate as to display her 
beds, although their pga does not imply the actual existence 
of the more valuable mineral. That such measures may 
i ten 
years of age. This successful experiment nearly doubled the 
value of the town allotments in the course of a fh 
the result became known: ; 
“We have great pleasure in calling attention to the recent dis- 
covery of a valuable seam of coal on the property of Messrs. 
Walter Gray and Co., situated on the north bank of the Bremer, : 
about one mile from the town. This desirable work was com 
menced some months ago, and notwithstanding great difficulties 
su ned, such as boring through masses of hard rock, those 
difficulties have been surmounted, and the discovery of a seam 
of coal nine feet in thickness has rewarded the exertions of the — 
isi depth of 
enterprising proprietors. The shaft was sunk to the 
100 feet before the miners came to the coal, and from the nature : 
» 
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