Bedrock Geology of Bremer County, Iowa

https://ir.uiowa.edu/igs_ofm/1077/thumbnail.jp

Bedrock Geology of the Upper Iowa River Watershed Phase 4: Dorchester (Iowa) 7.5\u27 Quadrangle,

https://ir.uiowa.edu/igs_ofm/1058/thumbnail.jp

Surficial Geology of the Upper Iowa River Watershed: Phase 4: Cresco Ne 7.5\u27 Quadrangle,

https://ir.uiowa.edu/igs_ofm/1055/thumbnail.jp

Bedrock Geology of the Upper Iowa River Watershed: Phase 4: Ridgeway 7.5\u27 Quadrangle,

https://ir.uiowa.edu/igs_ofm/1056/thumbnail.jp

Surficial Geology of the Upper Iowa River Watershed Phase 4: Ridgeway 7.5\u27 Quadrangle,

https://ir.uiowa.edu/igs_ofm/1057/thumbnail.jp

Surficial geologic materials of the Des Moines Lobe of Iowa, Phase 6: Dickinson and Emmet Counties

https://ir.uiowa.edu/igs_ofm/1033/thumbnail.jp

Surficial geologic materials of the Des Moines Lobe of Iowa, Phase 7: Osceola County

https://ir.uiowa.edu/igs_ofm/1039/thumbnail.jp

Bedrock Geology of the Davenport West 7.5\u27 Quadrangle, Scott County, Iowa

https://ir.uiowa.edu/igs_ofm/1064/thumbnail.jp

Surficial geologic materials of the Des Moines Lobe of Iowa, Phase 7: Clay County, Iowa

https://ir.uiowa.edu/igs_ofm/1038/thumbnail.jp

Surficial Geology of Adams County, Iowa

https://ir.uiowa.edu/igs_ofm/1086/thumbnail.jp