"Merioneth, maritime co., N. Wales, greatest length, NE. to SW.,
45 miles; greatest breadth, NW. to SE., 30 miles; area, 384,717 ac., pop.
52,038. Merioneth abounds in wild and romantic mountain scenery, beautiful
and fertile valleys, and fine views of sea and lake and river. The greatest
heights are Aran Mowddwy (2970 ft.) and Cader Idris (2929 ft.)"
from John Bartholomew's Gazetteer of the British Isles 1887