Covers river systems, basement control on younger structures, and shear zones.
Part I: Rifting - Midcontinent Rift, North America; Rifting - Other Regions. Part II: Basement Control on Younger Structure - General; Basement Control on Younger Structure - North America; Basement Control on Younger Structure - Other Regions. Part III: Shear Zones - General; Shear Zones - North America.