Biography
Daniel was born in 1739. He was the son of John Campbell and Elizabeth Logan. He passed away in 1785.
Sources
Daniel b. 1739 in Culross, Fife,. At 1861 he was a ship's surgeon and in 1862 became a surgeon in The Honorable East India Company (HEIC)'s establishment in Bengal Presidency, India, where he became Surgeon General for India in 1877. He died at sea, retuning to India in 1785, after a short break in the UK.
https://www.wikitree.com/wiki/Campbell-36475