http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1:100,000-scale topographic map : 30 x 60 minute series (topographic)
1 map : color ; 56 x 78 cm, on sheet 69 x 102 cm.
edited and published by the Bureau of Land Management National Operations Center in cooperation with the Bureau of Land Management Montana State Office.
Relief shown by contours and spot heights.
Includes quadrangle location map, township diagram, and indexes to names of adjoining maps and to 1:24,000-scale maps.
Scale 1:100,000. 1 centimeter on the map represents 1 kilometer on the ground ;