http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Instituto Geográfico Militar (Argentina)
maps : color ; 54 x 60 cm. or smaller on sheets 61 x 87 cm. or smaller.
Relief shown by contours, gradient tints, spot heights and hachures.
Title on later maps: República Argentina, carta topográfica.
Includes index to adjoining sheets, and guide to documents utilized.