Volume II of a report, discussing an airborne gamma-ray spectrometer and magnetometer survey of the Aurora Quadrangle

Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Decater quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.

The results of analyses of the airborne gamma radiation and total magnetic field survey flown for the region identified as the St. Louis National Topographic Map NJ15-6 are presented in this report.

The results of analyses of the airborne gamma radiation and total magnetic field survey flown for the region identified as the Quincy National Topographic Map NJ15-3 are presented in this report.

A report discussing an airborne combines radiometric and magnetic survey performed for the Department of Energy over the area covered by the madison, Rockford, and Aurora, 1:250,000 National Topographic Map Series, quadrangle maps.

The following report provides data maps and charts for flight line mean-values, statistical summaries, histograms, and stacked profiles for the Paducah quadrangle.

Average record data listings taken during aerial gamma-ray and magnetic surveys of the Peoria quadrangle in Illinois.

Tabulated data presenting the results of field measurements and elemental analyses for ground water, stream water, and stream sediment samples taken from data collection sites in the state of Illinois. Neutron activation analyses are given for U, Br, Cl, F, Mn, Na, Al, V, and Dy in ground water and stream water, and for U, Th, Hf, Ce, Fe, Mn, Na, Sc, -Ti, V, Al, Dy, Eu, La, Sm, Yb, and Lu in sediments (see pages 23-38 of report).

This report presents the results of ground water, stream water, and stream sediment reconnaissance in Illinois, Indiana, Kentucky, Tennessee, and Ohio.

Final report documenting a high-sensitivity airborne radiometric and magnetic survey of the Peoria, Decater, and Belleville quadrangles including background information, a description of methods, data reduction and analysis, and data presented in maps, tables, and graphical forms.

Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Belleville quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.

Final report analyzing aerial gamma ray and magnetic data in the Vincennes quadrangle, including a detailed geologic summary, interpretation report, reduced scale copies of all maps and profiles, histograms, and statistical tables for the quadrangle.

Final report analyzing aerial gamma ray and magnetic data in the Indianapolis quadrangle, including a detailed geologic summary, interpretation report, reduced scale copies of all maps and profiles, histograms, and statistical tables for the quadrangle.

Second volume of a report documenting a high-sensitivity airborne radiometric and magnetic survey of the Peoria quadrangle including results of data interpretation, significance factor profile maps, stacked profiles, and histograms.

The results of analyses of the airborne gamma radiation and total magnetic field survey flown for the region identified as the Burlington National Topographic Map NK15-2 are presented in this report.

Volume II of a report discussing an airborne gamma-ray spectrometer and magnetometer survey of the Rockford Quadrangle

Single record data listings taken during aerial gamma-ray and magnetic surveys of the Racine and Grand Rapids quadrangle in Wisconsin, Illinois, and Michigan.

Final report analyzing aerial gamma ray and magnetic data in the Racine and Grand Rapids quadrangles, including a detailed geologic summary, interpretation report, reduced scale copies of all maps and profiles, histograms, and statistical tables for the quadrangle.

Average record data listings taken during aerial gamma-ray and magnetic surveys of the Racine and Grand Rapids quadrangles in Wisconsin, Illinois, and Michigan.

Single record data listings taken during aerial gamma-ray and magnetic surveys of the Aurora quadrangle in Illinois.

Average record data listings taken during aerial gamma-ray and magnetic surveys of the Aurora quadrangle in Illinois.

Average record data listings taken during aerial gamma-ray and magnetic surveys of the Dubuque quadrangle in Iowa, Illinois, and Wisconsin.

Single record data listings taken during aerial gamma-ray and magnetic surveys of the Dubuque quadrangle in Iowa, Illinois, and Wisconsin.

Average record data listings taken during aerial gamma-ray and magnetic surveys of the Rockford quadrangle in Illinois.