Bedrock geologic map of the St. Louis 30ʹ x 60ʹ quadrangle, Missouri and Illinois / U.S. Department of the Interior, U.S. Geological Survey ; compiled by Richard W. Harrison
Series Titles:
Miscellaneous investigations series ; map I-2533 Miscellaneous investigations series (Geological Survey (U.S.)) ; map I-2533.
1 map : color ; 56 x 87 cm, on sheet 104 x 96 cm, folded in envelope 30 x 24 cm + 1 data sheet (illustrations, map ; 71 x 112 cm) + 1 pamphlet (7 pages : illustrations, maps ; 28 cm).
General Note:
Relief shown by contours and spot heights. Includes 1 index map. Data sheet includes text, 5 cross sections and 1 ancillary map.