by John Marshall, Royal Naval Biography — Jackson… (1823)
“ Commander Caleb Jackson married, in 1828, Ursula, widow of Captain Andrew Dudie, H.M. 44th infantry. His eldest and only surviving brother, George Vernon Jackson, is a commander. Three others lost their lives in the naval service, viz., Thomas Vernon, died in 1809, from a cold caught when lieutenant of the Isis; – William, purser of the Delight sloop, perished with all his shipmates, off the Isle of France, in Feb. 1824; and Charles Reynolds, midshipman of the Redwing sloop, shared a similar fate while in charge of a prize, in Nov. ”
