Title: A geologic reconnaissance in the Gulf coastal plain of Texas near the Rio Grande /
Authors: Trowbridge, Arthur C. 1885-; Geological Survey (U.S.)
Publisher: G.P.O.,
Year: 1923
Subjects: Geology Texas Gulf Region.; Geology Rio Grande Valley (Colo.-Mexico and Tex.
Contents: A geologic reconnaissance in the Gulf coastal plain of Texas near the Rio Grande / A.C. Trowbridge -- New species of mollusca from the Eocene deposits of southwestern Texas / Julia Gardner.