found: His General view of the agriculture of the county of Radnor, 1794:t.p. (John Clark, of Builth, Breconshire)
found: DNB(Clark, John, d. 1807; gaelic scholar)
found: BM(Clark, John, F.S.A. Scot.)
found: Oxford dictionary of national biography WWW site, 10 Feb., 2020(Clark, John, scholar of Scottish Gaelic literature and land agent; In 1778 Clark published "The Works of the Caledonian Bards", a collection of purported translations of Gaelic poems; For more than twenty years Clark was a land and tithe agent in Wales and sometime steward to Viscount Hereford; died at Pembroke in 1807; He was a fellow of the Society of Antiquaries of Scotland) - https://doi.org/10.1093/ref:odnb/5467