Detached from: Soil survey of Tipton County, Indiana / Lewis A. Hurst and E.J. Grimes. In 37th Annual report of Department of Geology and Natural Resouces, Indiana. Scale approximately 1:63,360 U.S. Dept. of Agriculture, Bureau of Soils; State of Indiana, Department of Geology; soils surveyed by Lewis H. Hurst of the U.S. Department of Agriculture and E.J. Grimes of the Indiana Department of Geology.
Grimes, E. J. (Earl Jerome),1893-cartographer. and Hurst, Lewis A.(Lewis Alexander), 1874-cartographer.
Indiana Department of Geology and Natural Resources and William B. Burford