A COLLABORATION OF: OSU LIBRARIES & PRESS 
INSTITUTE FOR NATURAL RESOURCES
INSTITUTE FOR NATURAL RESOURCES
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Seeding and fertilizer banding units of precision seeder, June 1960
Close-up of seeding and fertilizer banding units of precision seeder as set up to seed in two 36-inch rows.
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Precision seeder banding fertilizer and sowing seed above the fertilizer bands, June 1960
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Combine harvester, 1929
Oregon Experiment Station
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Horse drawn equipment, 1944
Oregon Experiment Station
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Artichoke digger, 1929
Oregon Experiment Station
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Harvesting with horse drawn equipment, 1929
Oregon Experiment Station
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Horse drawn equipment and tractor, 1927
Oregon Experiment Station
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Harvesting equipment, 1972
Dr. J. Ritchie Cowan is pictured.
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Harvesting equipment, 1972
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Tall fescue harvesting equipment, 1972
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