Photograph showing geologist-in-training Carlson connecting compasses at Humbird Training Camp, near the north end of Main Street in Humbird, Wisconsin.

Photograph showing a group of geologists gathered at a training camp near the north end of Main Street in Humbird, Wisconsin. Shown are (left to right): Edwards, Murphy, Franklin, Martin, Olson, Carls…

Photograph showing geologists moving their training camp equipment from T24N02W to T25N04E by truck. The loaded truck is seen on Main Street in Neillsville, Wisconsin with an unidentified driver at th…