http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Regional stratigraphy and petroleum systems of the Michigan Basin, North America
1 diagram and 1 map on 1 sheet : color ; 93 x 88 cm. and 17 x 19 cm., sheet 106 x 131 cm., folded to 22 x 28 cm., in envelope 30 x 24 cm.
Figure 1. Regional stratigraphy and petroleum systems of the Michigan, North America [diagram] -- Figure 2. Extent of the Michigan Basin [map].