http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology of the Camuy quadrangle, Puerto Rico
1 map : color ; 69 x 66 cm., on sheet 83 x 106 cm., folded in envelope 30 x 24 cm.
by Watson H. Monroe ; Department of the Interior, United States Geological Survey ; prepared in cooperation with The Commonwealth of Puerto Rico, Economic Development Administration, Industrial Research Department.
Relief shown by contours and spot heights. Depth shown by soundings and isolines.