Hydrographic map of Delavan and Lauderdale lakes, Walworth Co., Wisconsin / Prepared from surveys by the Wisconsin Geological and Natural History Survey, E.A. Birge, PH. D., Director ; hydrography in charge of L.S. Smith, C.E. ; field work by L.S. Smi...
From Wisconsin (In 5 layers) Depicts: 1898 Last modified about 2 months ago. Unrectified.
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