Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
Garry, C., D. Schwert, R. Baker, T. Kemmins, D. Horton, and A. Sullivan. 1990b. Plant and insect remains from the Wisconsinan interstadial/stadial transition at Wedron, north-central Illinois . Quaternary Research 33:387-399.