Humboldt, Kansas : 1906 sheet number: 3 (from a set of 8 sheets) - geoTIFF georeferenced raster electronic image/tiff ku-sanborn-geotiff:4612 https://digital.lib.ku.edu/ku-sanborn-geotiff/4612 https://digital.lib.ku.edu/ku-sanborn/2155 This work is free of known copyright restrictions.