PORTLOCK, J. E. - Report on the Geology of the County of Londonderry, and of Parts of Tyrone and Fermanagh

Published by Andrew Milliken, Dublin, 1843. xxxi, 784 pages, complete with folding colour map as frontispiece, 45 black & white plates, plus 9 folding plates at rear, First Edition, professionally rebacked with original spine, spine and covers tanned, small mark to spine, folding map clean and complete, textblock clean, plates lightly foxed at edges, a nice copy in good condition, plum cloth, gilt title on spine, Octavo, Hardback.