• Large kettle in abandoned farm field

    Photograph showing a large kettle in a potato field on an abandoned farm. The farm's buildings are seen in the background at center, and a car is seen parked along a road in the foreground.

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  • Owen and Thwaites digging test pit

    Photograph showing geologist Owen (at left) digging a test pit in search of red drift, while geologist Thwaites (at right) sits nearby. According to field notes, the geologists did not find red drift…

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  • Lower Magnesian limestone quarry

    Photograph showing a quarry in the Lower Magnesian limestone along Buffalo County highway N, along with a small stockpile of crushed limestone for agricultural use. The geologists' car is seen at cent…

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  • Highway 16 sinkhole

    Photograph showing a sinkhole alongside a newly constructed section of US highway 16, with several men working nearby. This section of road is now part of WI highway 29. According to a local resident…

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  • Highway 16 sinkhole

    Photograph showing a sinkhole alongside a newly constructed section of US highway 16, with several men working nearby. This section of road is now part of WI highway 29. According to a local resident…

    View Full Item  in University of Wisconsin Digital Collections
  • Granite investigation - central Marathon County

    Photograph showing a general view of a quarry in central Marathon County. Taken during a tour investigating granite quarries in north central Wisconsin. Taken at the same location as photo wgnhs3249.

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  • F.H. Blase gravel pit

    Photograph showing a gravel pit owned by F.H. Blase. This place was assigned location number 92 for reporting purposes. Likely taken during an investigation of materials to be used in road surfacing,…

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  • F.H. Blase gravel pit

    Photograph showing men working at a gravel pit owned by F.H. Blase. This place was assigned location number 92 for reporting purposes. Likely taken during an investigation of materials to be used in r…

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  • Cars at Ironton Mine

    Photograph showing (left to right) geologists Ira Edwards and W.O. Hotchkiss standing near a car and a truck parked at Ironton Mine. A third man, possibly geologist F.T. Thwaites, is seen kneeling nex…

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  • Highway 16 sinkhole

    Photograph showing a sinkhole alongside a newly constructed section of US highway 16, with several men working nearby. This section of road is now part of WI highway 29. According to a local resident…

    View Full Item  in University of Wisconsin Digital Collections
  • Zinc mine

    Photograph showing a zinc mine alongside a road in Highland, Wisconsin.

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  • Lower Magnesian limestone

    Photograph showing Lower Magnesian limestone on property owned by Mrs. L. Finn. The geologists' car is seen parked along the road at right for scale. This place was assigned location number 61 for rep…

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