We need your feedback! What improvements would you like to see in BHL? Take our survey! s.si.edu/BHLUserSurvey

Select Bibliography To View

  1. Time factors of differentially preserved wood in two calcitic concretions in Pennsylvanian black shale from Indiana / Bertram G. Woodland -- and Catherine K. Richardson --.
    Publication info: Chicago :Field Museum of Natural History,1975.
  2. Fieldiana.
    Publication info: [Chicago] :Chicago Natural History Museum,1945-.