• Map
    Topographic map of the Island of Niihau, Kauai County, Hawaii Relief shown by contours and spot heights. LC Hawaii, 16 Surveyed in 1926. Datum is mean sea level. Inset: The Hawaiian Islands. Available also through the Library of Congress Web site as a raster image.
    • Contributor: Geological Survey (U.S.)
    • Date: 1926