Sayler, Nelson"Vertical section of the geological strata of Indiana from Fox River, Ill. to Oxford, O / arranged from Prof. Christy." "Vertical section of the geological strata of Indiana from the mouth of Wabash Rivir [sic] through Fort Wayne to Lake Erie."Imprint: Cincinnati : E. Mendenhall, 1865.Scale: Scales differ.; Dimensions: 47 x 33 cm, on sheet 71 x 63 cmCoordinates: W0880500 W0844700 N0414500 N0374600JPEGVAC3073-M-00682G4091.C5 1865 .S29engMendenhall, EdwardPublicGeology, StratigraphicValleysGeologyGeological map of IndianaMapsIndianaIndiana1865Indiana University