Browse Items · Iowa Heritage Digital Collections

Portrait, John Mahlstede, 1966

John Mahlstede, Associate Director of the Iowa Agriculture and Home Economics Experiment Station, is shown in this portrait taken in 1966.

Agricultural education lecturer speaking to a class of adult men, 1966.

A man in a suit presents an agricultural education lecture for a class of adult men, 1966. The class sits on folding chairs at folding tables, with bags of corn kernels or soybeans in front of them as examples. The lecturer stands behind a lectern…

Portrait, John Mahlstede, 1966

John Mahlstede, Associate Director of the Iowa Agriculture and Home Economics Experiment Station, is shown in this portrait taken in 1966.

Agricultural education lecturer speaking to a class of adult men, 1966.

A man in a suit presents an agricultural education lecture for a class of adult men, 1966. The class sits on folding chairs at folding tables, with bags of corn kernels or soybeans in front of them as examples. The lecturer stands behind a lectern…

Portrait, John Mahlstede, 1966

John Mahlstede, Associate Director of the Iowa Agriculture and Home Economics Experiment Station, is shown in this portrait taken in 1966.

Portrait, John Mahlstede, 1966

John Mahlstede, Associate Director of the Iowa Agriculture and Home Economics Experiment Station, is shown in this portrait taken in 1966.

Woman researcher transferring colored fluids between beakers and petri dishes with pipette

A woman researcher transfers colored fluids between beakers and petri dishes with pipette.

Woman researcher transferring colored fluids between beakers and petri dishes with pipette

A woman researcher transfers colored fluids between beakers and petri dishes with pipette.

Experiment 326, representative pig #9B, 1930

The right side of representative pig #9B is shown for experiment 315 lot #3.

Experiment 315, representative pig #205, 1929

The left side of representative pig #205 is shown for experiment 315 lot #5.

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