01078cam a22002771 4500 gs 28000360 DLC 20260227111333.0 750707s1928 xx 000 0 eng gs 28000360 (OCoLC)1433342 DLC OT DLC premarc QE105 .A16 no. 55 Athy, Lawrence Ferdinand, 1898-1955. Geology and mineral resources of the Herscher quadrangle / by L. F. Athy. Urbana : Printed by authority of the state of Illinois [Springfield, Jeffersons Printing and Stationery Co.], 1928. 120 p. : incl. ill., tables, diagrs. II fold. pl. (maps, 1 col.fold. tab. ; 26 cm. Illinois State geological survey, Bulletin no. 55 Maps folded in pocket. Bibliographical foot-notes. Geology Illinois. Mines and mineral resources Illinois. Geology Illinois Herscher quadrangle. Herscher quadrangle, Geology and mineral resources of the. 26669 26669