He arrived at Madras four days later , and Diamond Harbour on 12 September .
Captain Christopher Biden sailed from Plymouth on 25 April 1825 and left Trincomalee on 10 August .
Christopher Biden arrived at Madras four days later , and Diamond Harbour on 12 September .
Captain Christopher Biden sailed from Plymouth on 25 April 1825 and left Trincomalee on 10 August .