Randolph Probstfield and his wife, Catherine Sidonia Probstfield, 1861. Probstfield family photographs (Box 3), Historical and Cultural Society of Clay County, Moorhead.

Rensselaer Nelson near the end of his career, ca. 1890s.

St. Paul Customs House, ca. 1870s. Photograph by William Henry Illingworth. This was the only St. Paul federal courthouse during Rensselaer Nelson's time on the bench.

Drawing of the St. Paul Customs House, site of the federal district court, 1876. This was the only St. Paul federal courthouse during Rensselaer Nelson’s time on the bench.

Rensselaer Nelson in his thirties. Photograph by Whitney’s Gallery ca. 1860s.

Rensselaer Nelson in his fifties, ca. 1870s.

A demonstrator walks out of the bursar’s office in Morrill Hall during a student protest on the University of Minnesota’s Minneapolis campus. Photograph by Ted Hammond of the Minnesota Daily, January 15, 1969.

Paul Cashman (center) and James Reeves (right). Photograph by Ted Hammond of the Minnesota Daily, January 14, 1969.