Refraction seismic investigations Rosiclare fluorspar district, Illinois
Published: 1957
Place of publication: Urbana
Language: eng
Subjects: Refraction.; Fluorspar.; Geology -- Illinois -- Hardin County.; Geology -- Research.
Notes: Bibliography: pt. 1, p. 15.
Author's name on mounted label.
Table of contents: title: pt. 1. Goose Creek area.