1. Archean and Proterozoic geology of the Lake Superior region, U.S.A., 1993 Publication/Creation: Washington : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Book Access & Availability: Loading
2. Archean and Proterozoic geology of the Lake Superior region, U.S.A., 1993 Publication/Creation: Denver, CO : For sale by U.S. Geological Survey, Information Services Resource Type: Book Is Part Of: Bound with: I 19.16:1554-1556 ; Evolutionary, biostratigraphic, and taxonomic study of calcareous nannofossils from a continuous Paleocene-Eocene boundary section in New Jersey / Access & Availability: Loading