http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 map : color ; 87 x 101 cm, folded in cover 23 x 14 cm
Includes street index and key to abbreviations on verso.
Coverage map on panel verso, rail network map on inside back cover.
Scale 1:20,000. 3.2 inches (8 cm.) to 1 mile (5 cm. to 1 km.)