BARTON, Richard. Lectures in Natural Philosophy designed to be a foundation for reasoning pertinently upon the Petrifactions, Gems, Crystals and Sanative Quality of Lough Neagh in Ireland, Dublin: for the Author, 1751, 4°, 5 parts in one volume, folding engraved map and 5 plates, 2 folding; Some Remarks towards a Full Description of Upper and Lower Lough Lene, Dublin: S. Powell, 1751, 4°, engraved frontispiece; A Dialogue concerning some things of importance to Ireland particularly the County of Ardmagh, Dublin: Oli. Nelson, 1751, 4°; 3 works in one volume (minor worming in lower inner margin), contemporary speckled calf (rebacked, corners bumped); and a copy of Weld's Illustrations of the Scenery of Killarney (1807). (2)