Izaak Kolthoff (front row, fourth from left) with University of Minnesota Chemistry Department faculty, 1934. Samuel Lind is at Kolthoff’s right. Used with the permission of the University of Minnesota Department of Chemistry.
Izaak Kolthoff (left) with University of Minnesota President C. Peter Magrath at the dedication of Kolthoff Hall, 1972. Used with the permission of the University of Minnesota Department of Chemistry.
J. Edgar Hoover, director of the FBI during Hamm and Bremer kidnappings, in 1940. Hoover guided the FBI’s attempts to rid the US of “public enemies” like the Barker‒Karpis gang.
1985 calendar commemorating the 300th birthday of J. S. Bach. Produced and sold by the Bach Society of Minnesota. From the Bach Society of Minnesota records, 1933–2001 (bulk 1959–1991), Manuscripts Collection, Minnesota Historical Society, St. Paul.