http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 map : color ; 44 x 73 cm, on sheet 61 x 91 cm
data and map provided by Rextag, a Hart Energy Company.
Shows oil and gas fields, and petroleum pipelines.
Includes location map, table, graphs, and color advertisements.