A geo-political map of Ireland that shows province and county borders current to 1904, major cities, railroad lines, canals and navigable rivers. Physical features such as mountain ranges with elevation measured in feet, major rivers, and the 100-fathom line in off-shore waters is shown. Generalized elevations shown as land below 500 feet colored light green, land between 500 and 1,000 feet in elevation colored dark green, and land above 1,000 feet in elevation colored brown.