@article{1487-2016-123009,
      recid = {153930},
      title = {Power and Equipment on Farms in 1964, 48 States, Major  Items by Size and Type},
      address = {1970-08},
      number = {1487-2016-123009},
      series = {SB 457},
      pages = {39},
      year = {1970},
      url = {http://ageconsearch.umn.edu/record/153930},
}