RADIOCHEMICAL SEPARATION OF GOLD BY AMALGAM EXCHANGE.RUCH RR.1970; AN. INST. STUD. CERC. IMBUNAT. FUNCIARE; ROM; 1970(3), VOL. 49, NUM. 0003, P. 381 A 389Miscellaneous

ILLINOIS STATE GEOLOGICAL SURVEY RADIOCARBON DATES 1.KIM SM; RUCH RR.1969; RADIOCARBON; USA; 1969, VOL. 11, NUM. 0002, P. 394 A 395Miscellaneous

IRON SULFIDE MINERALS IN ILLINOIS COALS.GLUSKOTER HJ; RUCH RR.1971; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; 1971, VOL. 3, NUM. 0007Miscellaneous

DISTRIBUTION OF MERCURY IN UNCONSOLIDATED SEDIMENTS FROM SOUTHERN LAKE ICHIGAN.KENNEDY J; RUCH RR; SHIMP NF et al.1971; ILLINOIS STATE GEOL. SURV., ENVIRONMENT. GEOL. NOTES; USA; 1971(3), NUM. 0044, P. 1 A 18Miscellaneous

OCCURENCE AND DISTRIBUTION OF POTENTIALLY VOLATILE TRACE ELEMENTS IN COAL. A FINAL REPORT.RUCH RR; GLUSKOTER HJ; SHIMP NF et al.1974; ILLINOIS STATE GEOL. SURV., ENVIRONMENT. GEOL. NOTES; USA; 1974, NUM. 0072, P. 1 A 96Serial Issue

VANADIUM IN CYPRESS, AUX VASES, AND STE-GENEVIEVE CRUDE OILS OF ILLINOIS.MAST RF; RUCH RR; ATHERTON E et al.1971; ILLINOIS STATE GEOL. SURV., ILLINOIS PETROLEUM; USA; 1971, NUM. 0095, P. 111 A 126Miscellaneous

MERCURY CONTENT OF ILLINOIS COALS.RUCH RR; GLUSKOTER HJ; KENNEDY EJ et al.1971; ILLINOIS STATE GEOL. SURV., ENVIRONMENT. GEOL. NOTES; USA; 1971(2), NUM. 0043, P. 1 A 15Miscellaneous

AN APPROACH TO THE INVESTIGATION OF POTENTIALLY VOLATILE TRACE ELEMENTS IN COAL.RUCH RR; GLUSKOTER HJ; SHIMP NF et al.1972; GEOL. SOC. AMER., ABSTR. PROGRAMS; USA; 1972, VOL. 4, NUM. 0007, P. 646 A 647Serial Issue

DISTRIBUTION OF ARSENIC IN UNCONSOLIDATED SEDIMENTS FROM SOUTHERN LAKE MICHIGAN.RUCH RR; KENNEDY EJ; SHIMP NF et al.1970; ILLINOIS STATE GEOL. SURV., ENVIRONMENT. GEOL. NOTES; USA; 1970(9), NUM. 0037, P. 1 A 16Miscellaneous

SURVEY OF TRACE ELEMENTS IN COALS AND COAL-RELATED MATERIALS BY NEUTRON ACTIVATION ANALYSIS.RUCH RR; CAHILL RA; FROST JK et al.1977; J. RADIOANAL. CHEM.; SWITZ.; DA. 1977; VOL. 38; NO 1-2; PP. 415-424; BIBL. 4 REF.; (MOD. TRENDS ACT. ANAL. INT. CONF. III; MUENCHEN; 1976)Conference Paper

PREDICTION OF SILURIAN REEF LOCATIONS THROUGH TRACE ELEMENT PROFILES.CAHILL RA; SCHLEICHER JA; MEENTS WF et al.1978; ILLINOIS STATE GEOL. SURV., BULL.; USA; DA. 1978; NO 113; PP. 1-25; BIBL. 2 P.; 15 ILL.Article

TRACE ELEMENTS IN COAL: OCCURRENCE AND DISTRIBUTION.GLUSKOTER HJ; RUCH RR; MILLER WG et al.1977; ILLINOIS STATE GEOL. SURV., CIRC.; U.S.A.; DA. 1977; NO 499; PP. 1-154; BIBL. 4 P.; 77 ILL.; 172 ANAL.Serial Issue

ATTENUATION OF POLLUTANTS IN MUNICIPAL LANDFILL LEACHATE BY PASSAGE THROUGH CLAY.GRIFFIN RA; SHIMP NF; STEELE JD et al.1976; ENVIRONMENT. SCI. TECHNOL.; U.S.A.; DA. 1976; VOL. 10; NO 13; PP. 1262-1268; BIBL. 22 REF.Article