Publication series
Miscellaneous Investigations Map
1420: Quaternary Geologic Atlas of the United States
Quaternary Geologic Map of the Chicago 4° x 6° Quadrangle, United States
Quaternary Geologic Map of the Lake Erie 4° x 6° Quadrangle, United States and Canada
Quaternary Geologic Map of the Lake Superior 4° x 6° Quadrangle, United States and Canada
Quaternary geologic map of the Winnipeg 4° × 6° quadrangle, United States and Canada