Winchell, N.H.2010-01-072010-01-071899https://hdl.handle.net/11299/56273Summary of the geological and natural history studies carried out in Minnesota between 1895 and 1898.engeologynatural historyMinnesotalandformsThe Geological and Natural History Survey of Minnesota. The twenty-fourth (and final) annual report for the years 1895-1898Map