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Continue to ChatWallace Post Office (historical) Map - Dickinson County, IA https://www.yellowmaps.com/usgs/topo.cfm?map=ia-1907511-wallace-post-office-%28historical%29
Wallace Post Office (historical) Map - Dickinson County, IA https://www.yellowmaps.com/usgs/topo.cfm?map=ia-1907511-wallace-post-office-%28historical%29