- Preferred Citation:
- "Combine harvesting wheat pulled by a four-wheel tractor", Ott Historical Photograph Collection, Digital Initiatives, University of Idaho Library
- Reference Link:
- Educational use includes non-commercial use of text and images in materials for teaching and research purposes. Digital reproduction rights granted University of Idaho Library. For other uses beyond free use, please contact University of Idaho Library Special Collections and Archives Department at firstname.lastname@example.org.
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