View from the Beltrami County Courthouse's cupola, Bemidji, 1950s. Used with the permission of the Beltrami County Historical Society.

View from the Beltrami County Courthouse's cupola looking northeast toward St. Philip's Catholic Church, Bemidji, 1950s. Used with the permission of the Beltrami County Historical Society.

Two Ground Observer Corps volunteers in the interior of the Beltrami County Courthouse's cupola, 1950s. During the Cold War volunteers used the space, which they entered by climbing a ladder, as a headquarters for identifying and tracking airplanes. Used with the permission of Beltrami County Historical Society.

Beltrami County Courthouse. Photograph by Hakkerup Studio, ca. 1964. Used with the permission of the Beltrami County Historical Society.

Beltrami County Courthouse. Photograph by Hakkerup Studio, ca. 1930.

Beltrami County Courthouse, ca. 1915.

Beltrami County Courthouse, 1915.

Beltrami County Courthouse. Photograph by Hakkerup Studio, ca. 1910.

Beltrami County Courthouse. Postcard with a photograph by J. P. Omich, ca. 1905.

Beltrami County Courthouse. Photograph by Flickr user Keith Ewing, July 1, 2017. CC BY-NC 2.0.