Browsing by Author/Contributor "Parks, Ralph R. (Ralph Rex), 1902-1993."

Now showing items 1-2 of 2

  • Electric hotbeds 

    Parks, Ralph R. (Ralph Rex), 1902-1993. (University of Missouri, College of Agriculture, Agricultural Experiment Station, 1931)

  • The use of electricity on Missouri farms 

    Parks, Ralph R. (Ralph Rex), 1902-1993. (University of Missouri, College of Agriculture, Agricultural Experiment Station, 1929)