John Knox Laughton, Dictionary of National Biography… (1888)
“ DALRYMPLE, ALEXANDER (1737–1808) , hydrographer to the admiralty, seventh son of Sir James Dalrymple, bart., auditor of the exchequer, and younger brother of Sir David Dalrymple, lord Hailes [q. v.] , was born at New Hailes, near Edinburgh, on 24 July 1737. When he was fifteen years of age he received an appointment as writer in the East India Company's service, and sailed from England in December 1752. He arrived at Madras in the following May, and on account of his bad writing was put in the storekeeper's office, where he spent eighteen months without much prospect of advancement. ”
