The following is the entry for Frederick Lamport Barnard in William O'Byrnes 1849 'Naval Biographical Dictionary'.
BARNARD. (Lieut., 1840. f-p., 20; h-p., 0.)Frederick Lamport Barnard, born 20 Feb. 1813, is son of Capt. Edw. Barnard, R.N.
This officer entered the Navy, 3 June, 1827, as Fst.-cl. Vol., on board the Revenge 76, Capt. Norborne Thompson, employed on the Home station. In the autumn of 1828, after a further attachment to the Challenger 28, Capt. Adolphus FitzClarence, and Windsor Castle 74, Capt. Hon. Duncombe Pleydell Bouverie, he became Midshipman of the Jaseur 18, Capt. John Lyons, and in that sloop, and the Badger 10, served for five years at the Cape of Good Hope. Passing his examination 26 June, 1833, he next, from May, 1834, until promoted to the rank of Lieutenant, 26 Oct. 1840, officiated as Mate in succession of the Hastings 74, flag-ship of Sir Wm. Hall Gage on the Lisbon station, Inconstant 36, Capt. Dan. Pring, employed in the conveyance of troops to North America and the West Indies, Winchester 50, flag-ship on the latter station of Sir Thos. Harvey, and Vestal 26, Capt. Thos. Wren Carter. His appointments have since been – 4 Nov. 1840, to the Excellent gunnery-ship at Portsmouth, Capt. Sir Thos. Hastings – 21 April, 1842, to the Cleopatra 26, Capt. Christ. Wyvill, at the Cape of Good Hope – 8 July, 1845, to the Thunderbolt steam-sloop, Capt. Geo. Nathaniel Broke, on the North America and West India station – and, 27 Feb. 1846, again to the Cleopatra, in which frigate he is still serving. Agents – Messrs. Stilwell.