Black and white photograph of Martin Carlsted turning the handle of a manual corn grader to grade and separate different sizes and shapes of kernels, c.1910.

Grading Kernels of Seed

Martin Carlsted turning the handle of a manual corn grader to grade and separate different sizes and shapes of kernels, c.1910.

Black and white photograph of Martin Carlsted turning the handle of a manual corn sheller to remove kernels, c.1910.

Shelling Ears of Corn

Martin Carlsted turning the handle of a manual corn sheller to remove kernels, c.1910.

Drawing of a farmer and his wife in bed with ears of corn suspended above them for drying in a warm bedroom.

Drying Seed in a Warm Bedroom

A farmer and his wife in bed with ears of corn suspended above them for drying in a warm bedroom.

Drawing of racks of corn suspended over a warm kitchen stove.

Drying Seed Above the Kitchen Stove

Racks of corn suspended over a warm kitchen stove.

Black and white photograph of two individuals tying up ears of corn on a rack for drying, c.1910

Mounting Ears of Corn for Drying

Two individuals tying up ears of corn on a rack for drying, c.1910.

Black and white photograph of individuals evaluating stalks and ears of the corn in a field to select the best seed for the following year, c.1940s.

Selecting Best Ears for Seed

Individuals evaluating stalks and ears of the corn in a field to select the best seed for the following year, c.1940s.

Black and white photograph of a large lecture room at University of Minnesota with ears of corn laid out for judging by students. Photographed by Harry D. Ayer c.1910.

Class on Judging Corn

Large lecture room at University of Minnesota with ears of corn laid out for judging by students. Photographed by Harry D. Ayer c.1910.

Black and white photograph of an individual using a horse drawn planter to plant seed corn, c.1905.

Planting Seed Corn

Individual using a horse drawn planter to plant seed corn, c.1905.

Drawing of two individuals contemplating how to grow corn in Minnesota’s cold climate.

An Agricultural Challenge to Farmers

Two individuals contemplating how to grow corn in Minnesota’s cold climate.

Drawing of a stalk of corn shivering in Minnesota’s cold climate.

Minnesota Too Cold for Corn

A stalk of corn shivering in Minnesota’s cold climate.

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