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(241 results)



Display: 20

    • Erigeron strigosus (Daisy)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Erigeron strigosus (Daisy) specimen, including flower, leaves and root, identified as negative 158
    • Adjusting binder attachments

    • Agricultural and Biosystems Engineering Department; Agricultural machinery; Agricultural machinery -- Maintenance and repair; Students; Agricultural mechanics; Corn binders; Corn harvesting machinery; Reaper-binders; Agricultural education;
    • Students adjusting binder attachments after the attachments have been dismantled and assembled. Agricultural Engineering Department. April 17, 1906.
    • Cutting the wind row

    • Agricultural machinery; Iowa State University; J.I. Case Company; Grain -- Harvesting; Agricultural and Biosystems Engineering Department; Agricultural Engineering;
    • Cutting the wind row. Agricultural Engineering Department. Ordered by Professor Mervine. 7/22/29.
    • Echinacea purpurea (Coneflower)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Echinacea purpurea (Coneflower) specimen(black and white), including flowers and leaves, identified as negative 398
    • Prairie scene

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Prairie bordering Lost Island Lake (Ruthven, Iowa) (handcolored)
    • Students testing a tractor

    • Agricultural Engineering; Agricultural and Biosystems Engineering Dept; Iowa State University; Tractors; Agricultural implements; Agricultural machinery;
    • Students testing a tractor. From F.W. Beckman Bulletin Editor. Ames, Iowa.
    • Class in farm machinery repair

    • Farm Mechanics Department; Agricultural machinery; Agricultural and Biosystems Engineering Department; Agricultural machinery -- Maintenance and repair; Students;
    • Agricultural Engineering Department. Ordered by S. S. Sutherland. 1927.
    • McCormick-Deering combine harvester demonstration

    • International Harvester Company; Combines (Agricultural machinery); Iowa State University; Agricultural and Biosystems Engineering Department; Agricultural Engineering;
    • McCormick-Deering combine harvester demonstration. Agricultural Engineering Department. Ordered by Professor Mervine. 7/23/29.
    • Populus tremuloides (Aspen)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Populus tremuloides (Aspen) specimen (black and white), including flowers and leaves, identified as negative 469
    • Cornstalk harvesting equipment

    • Agricultural machinery; Farm Equipment; Harvesting; Cornstalks; Agricultural Engineering; Iowa State University; Agricultural and Biosystems Engineering Dept.;
    • Photostats negatives bulletin on cornstalk harvesting. By Agricultural Engineering Department. Drop rake gathering stalks after breaking with Railroad iron.
    • McCormick-Deering combine harvester demonstration

    • Combines (Agricultural machinery); International Harvester Company; Iowa State University; Agricultural and Biosystems Engineering Department; Agricultural Engineering;
    • McCormick-Deering combine harvester demonstration. Agricultural Engineering Department. Ordered by Professor Mervine. 7/23/29.
    • Plant specimen

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Plant specimen (black and white), including flowers and leaves, identified as negative 669
    • Monarda fistulosa (Bee balm)

    • Botany; Botany in Iowa; Plant ecology; Prairie ecology; Prairie plants
    • Monarda fistulosa (Bee balm) specimens (black and white), including flowers and leaves
    • Corn picker

    • Corn picking machinery; Farm Equipment; Agricultural Engineering; Iowa State University; Agricultural and Biosystems Engineering Dept.;
    • Students studying operation of corn picker.
    • Class in Agricultural Engineering 37

    • Agricultural surveying; Surveying; Field engineering; Campanile; Students; Agricultural education; Agricultural Engineering; Agricultural and Biosystems Engineering Department;
    • Agricultural Engineering Department. Ordered by C. K. Shedd. April 20, 1919. By Colburn.

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