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

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 Belleville quadrangle in Illinois.

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

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

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

Average record data listings taken during aerial gamma-ray and magnetic surveys of the Chicago quadrangle in Indiana, Illinois, and Michigan.

Single record data listings taken during aerial gamma-ray and magnetic surveys of the Chicago quadrangle in Indiana, Illinois, and Michigan.

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

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

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

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

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

Single record data listings taken during aerial gamma-ray and magnetic surveys of the Decater 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.

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).

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

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

Averaged record (statistical analysis) data listings taken during aerial gamma-ray and magnetic surveys of the Paducah quadrangle in Illinois, Kentucky, and Missouri.

Flight-line averaged data taken during aerial gamma-ray and magnetic surveys, documenting mean values of eU, eTh, K, eU/eTh, eU/K, and eTh/K in geologic units for each flight line of the Paducah quadrangle in Illinois, Kentucky, and Missouri.

Single record (reduced data) listings taken during aerial gamma-ray and magnetic surveys of the Paducah quadrangle in Illinois, Kentucky, and Missouri.

Statistical summary tables of data taken during aerial gamma-ray and magnetic surveys, listing distribution types, statistical parameters, and number of samples of eU, eTh, K, eU/eTh, eU/K, and eTh/K for the Paducah quadrangle in Illinois, Kentucky, and Missouri.

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