Here are pictures of field camp students assisting with sampling the Sepulcher formation in Yellowstone National Park, picture 1 (128 kb) or picture 2 (128 kb).

Here are picturesw of the area south of the Petrfied Tree where the palynological study is centered. One picture is a hill that has scattered outcrops (96kb) and the other is of Lost Lake (96kb).

The laboratory work is done at Eastern Illinois University and includes chemical processing of the rock (192 kb) and microscope work (160kb)