• Creator
  • McLean County Historical Society, Bloomington, Ill
  • Created Date
  • 7-18-00
  • Description
  • The corn head of a 9600 John Deere combine during the 1995 harvest. Today with combines, farmers can expect to harvest 100 acres of corn a day. How we learn about communities. 13 Science, Technology and Society; 15 Economics; 18 Social Systems; 17 Geography.
  • Format
  • Mch0360.jpg