K2O/Na2O content as a possible index to the chronological sequence of some Precambrian igneous rocks of Missouri Read more about K2O/Na2O content as a possible index to the chronological sequence of some Precambrian igneous rocks of Missouri
Paleomagnetic investigations of some of the Precambrian rocks in the St. Francois Mountains, Missouri Read more about Paleomagnetic investigations of some of the Precambrian rocks in the St. Francois Mountains, Missouri
Early Mississippian (lower Carboniferous-Tournaisian) micropaleontology in the United States Read more about Early Mississippian (lower Carboniferous-Tournaisian) micropaleontology in the United States
Paleozoic geology of the southwest portion of the Des Arc quadrangle Read more about Paleozoic geology of the southwest portion of the Des Arc quadrangle
The relationship of regional structural geology of the ore deposits in the southeastern Missouri mining district Read more about The relationship of regional structural geology of the ore deposits in the southeastern Missouri mining district
The geology of the western third of the Coldwater quadrangle, Missouri Read more about The geology of the western third of the Coldwater quadrangle, Missouri
Investigation of southeast Missouri secondary limonite deposits, Wayne, Butler, and Ripley Counties, Missouri Read more about Investigation of southeast Missouri secondary limonite deposits, Wayne, Butler, and Ripley Counties, Missouri
An investigation of the road making properties of Missouri stone and gravel Read more about An investigation of the road making properties of Missouri stone and gravel
Southeast Missouri secondary limonite deposits, Wayne, Butler and Ripley Counties, Missouri (Supplement to War Minerals Report 136) Read more about Southeast Missouri secondary limonite deposits, Wayne, Butler and Ripley Counties, Missouri (Supplement to War Minerals Report 136)