Hi, Does anyone have PDFs of the following two papers they could please send me? Langston, W., Jr. 1974. Nonmammalian Comanchean tetrapods. Geoscience and Man, 8:77-102. Gallup, M.R. 1989. Functional morphology of the hindfoot of the Texas sauropod Pleurocoelus sp. indet. Geological Society of America Special Paper, 238:71-74. Thanks in advance, Kind regards, Phil