http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Northwest Territories, transportation and communications
Northern Administration and Lands Branch.
drawn and compiled by Geographical Branch, Dept. of M. & T.S.
Shows summer water routes, commercial air routes, highways, railways, radio stations, meteorological reporting stations and post offices.