Introduction / Walter B Ayers, John A Breyer, Robert B Finkelman -- Cites visited during field trip / Walter B Ayers, John A Breyer, Robert B Finkelman -- Geologic settings of lignite in the Wilcox Group of east-central Texas and the Jackson Group of south Texas / W B Ayers -- Evidence for estuarine sedimentation in Wilcox (Paleogene) deposits at the Big Brown Lignite Mine / John A Breyer -- Geology of the Jewett lignite mine / Mark P Palmquist -- Geology of Sandow Lignite Mine, Lower Calvert Bluff Formation, east-central Texas / W B Ayers, Jr -- Geology of Elgin-Butler clay pits / W B Ayers -- Depositional setting of the San Miguel Lignite Mine, Jackson Group (Eocene), south Texas / W B Ayers