- McLean County Historical Society, Bloomington, Ill
- University of Illinois at Urbana-Champaign, University Library
Harold Smith prepares a John Deere 16 row planter in the spring of 1995. New technology and mechanization greatly increased farm output. The tractor in the photo is a Case 1A 7220. How we learn about communities. 13 Science, Technology and Society; 15 Economics.
- For any further information related to this record, please contact the Collection Publisher. See http://images.library.uiuc.edu/projects/tdc for more information about this project.