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  1. Development of paleobotany in the Illinois Basin
    By: Phillips, Tom Lee,
    Publication info: Urbana,Illinois State Geological Survey,1973.
    Contributed by: University of Illinois Urbana Champaign
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  2. Fossil peat of the Illinois basin : a guide to the study of coal balls of Pennsylvanian age /
    By: Phillips, Tom Lee, - Avcin, Matthew J., - Berggren, Dwain,
    Publication info: Urbana :Illinois State Geological Survey,1976.
    Contributed by: University of Illinois Urbana Champaign
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  3. Some fern-like fructifications and their spores from the Mazon Creek compression flora of Illinois (Pennsylvanian)
    By: Pfefferkorn, Hermann W. - Peppers, Russel A. - Phillips, Tom Lee,
    Publication info: Urbana,Illinois State Geological Survey,1971.
    Contributed by: University of Illinois Urbana Champaign
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