Geo. miles. Days.
Trincomalee to Batavia, by Straits of
Sunda 1750 9
Stop at Batavia, coals, &c. 2
Batavia to Canton 1830 9
Stop at Canton 2, Batavia 2 4
Canton to Trincomalee, by Batavia 3580 18
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Totals 7160 42
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Three boats would perform this work, giving two mails each month. Each
boat would be at sea 36 days each voyage = 72 monthly = 864 yearly: 25
tons coals daily, 21,600 tons yearly--43,200_l._ At Trincomalee, a
spare boat would require to be stationed, in case of accidents, which
would make four for the station; prime cost, 96,000_l._, and one
sailing-vessel, 2,000_l._ The yearly charges for provisions, wages,
&c. &c. will be 6820_l._ each, and 1000_l._ for the sailing-vessel is
28,280_l._, which, together with the expense of coals, amount to
71,480_l._