Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 43 Document Number: B05206
Notes:
AGRICOLA CAT 89789244, Columbia, MO : University of Missouri, College of Agriculture, Agricultural Experiment Station, 1949. 36 p. (Research bulletin 441)
Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 43 Document Number: B05203
Notes:
AGRICOLA CAT 89796370, Columbia, MO : University of Missouri, College of Agriculture, Agricultural Experiment Station, 1951. 34 p. (Research bulletin 472)