THE EOCNOMIC GEOLOGY OF THEIOWA DEVONIAN.DORHEIM FH.1971; PROC. IOWA ACAD. SCI.; USA; 1971, VOL. 77, P. 257 A 265Miscellaneous

STRATIGRAPHIC LEAK AT SPRINGVILLE QUARRY.DORHEIM FH.1968; PROC. IOWA ACAD. SCI.; USA; 1968, VOL. 74, P. 142 A 146Miscellaneous

MINERAL RESOURCES OF IOWA.DORHEIM FH.1970; IOWA CITY IOWA GEOL. SURV. ?; 1970, P. 1 A 100Map

THE YELLOW SPRING GROUP OF THE UPPER DEVONIAN IN IOWA.DORHEIM FH; KOCH DL; PARKER MC et al.1969; IOWA GEOL. SURV., REP. INVEST.; USA; 1969, NUM. 0009, P. 3 A 26Miscellaneous

DEVONIAN OF THE NORTH-CENTRAL REGION,UNITED STATES.COLLINSON C; BECKER LE; JAMES GW et al.1967; INTERNAT.SYMPOSIUM.ON.THE.DEVONIAN.SYSTEM.CALGARY.; 1967, VOL. 1, P. 933 A 971Miscellaneous