Pilotac, an experimental taconite concentrating plant built by the Oliver Mining Division of United States Steel. The plant went into operation at Mountain Iron in 1953 as Minnesota Ore Operation’s Minntac plant.

Pilotac, an experimental taconite-concentrating plant

Pilotac, an experimental taconite concentrating plant built by the Oliver Mining Division of United States Steel. The plant went into operation at Mountain Iron in 1953 as Minnesota Ore Operation’s Minntac plant.

Pin back

Pin back

Advertising for the Pillsbury-Washburn Flour Mills Co., c.1900.

Pince-nez spectacles and case

Pince-nez spectacles and case

Pince-nez eyeglasses worn by Minnesota Governor John A. Johnson.

Black and white photograph of Pine and First Streets, Chaska

Pine and First Streets, Chaska

Flood at Chaska, 1965. Pine and First Streets, Chaska. Photographed by Les Melchert and Werner Studio.

Pine Cheese Mart, a retail sales operation shown here in 1971, preserved Pine Island’s reputation as a cheese-making center.

Pine Cheese Mart

Pine Cheese Mart, a retail sales operation shown here in 1971, preserved Pine Island’s reputation as a cheese-making center.

Pine Forest

Pine Forest

Francis Lee Jaques, Pine Forest. Oil on canvas, 1945. Gift of the Minneapolis Aid Society in memory of George Christian. Photography by Tom Nelson. Used with the permission of the Bell Museum and the University of Minnesota.

The entrance to the village of Pine Island, photographed in the 1920s.

Pine Island

The entrance to the village of Pine Island, photographed in the 1920s.

Black and white photograph of Pine Island Cheese Co., 1937.

Pine Island Cheese Co.

By the early 1900s, Goodhue County had emerged as Minnesota's leading cheese producer. The county's southeast district around Pine Island, including Pine Island Cheese Company was a production leader, 1937.

Pine Island Cheese Factory

Photograph of the Pine Island Cheese Factory. In the early twentieth century it was at the heart of Minnesota’s cheese-making industry.

Pine River Dam and Power Plant

Pine River Dam and Power Plant

Pine River Dam and Power Plant, 1912 (C-LA-94). Used with the permission of the Cass County Historical Society.

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