Black and white photograph showing the construction of the Hermann Monument, New Ulm, ca. 1888–1897.

Construction of the Hermann Monument, New Ulm

Construction of the Hermann Monument, New Ulm, ca. 1888–1897.

Construction of the power plant at the north end of the Coon Rapids Dam.

Construction of the power plant at the north end of the Coon Rapids Dam.

Construction of the power plant at the north end of the Coon Rapids Dam, 1914.

Construction site of an American Beet Sugar Company factory

Construction site of an American Beet Sugar Company factory

The construction crew at the new American Beet Sugar Company factory in East Grand Forks, 1926. From the Red River Valley Sugarbeet Growers Association records, 1919–1994, Northwest Minnesota Historical Center, Moorhead. Used with the permission of Northwest Minnesota Historical Center.

Black and white photograph of construction workers in front of the conservatory, ca. 1915.

Construction workers in front of the conservatory

Construction workers in front of the conservatory, ca. 1915.

Sepia-tone photograph of railroad construction taken by Benjamin Franklin Upton, c.1868.

Construction, Hastings and Dakota Railroad

Sepia-tone photograph of railroad construction taken by Benjamin Franklin Upton, c.1868.

Continuous cookers, Green Giant Company, LeSueur.

Continuous cookers, Green Giant Company, LeSueur.

Continuous cookers at the canning factory, an innovation that saved time in the canning process, c.1968.

Black and white photograph of contour cultivation of corn on the Walter Fox farm near Faribault, 1938.

Contour cultivation of corn

Contour cultivation of corn on the Walter Fox farm near Faribault, 1938.

Control Data’s CDC 160 computer

Control Data’s CDC 160 computer

Control Data’s CDC 160 computer, 1965.

Control structure for waterfowl impoundment

Control structure for waterfowl impoundment

Control structure for waterfowl impoundment on Sunrise River, Carlos Avery Wildlife Management Area, ca. 1965. Photograph by Walter H. Wettschreck.

Controversy (Prince fan club) order form

Controversy (Prince fan club) order form, ca. 1990.

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