Geologic Maps and Their Derivatives (Posters) Richard C. Berg, Ralph F. Crawford, Michael W. Higgins, Richard Haslam, Peter T. Lyttle, Hazen A.J. Russell, David R. Soller, Harvey Thorleifson, William J. Burns and Matthew M. Crawford
The Tonian-Cryogenian World (Posters) Leigh Anne Riedman, Erik A. Sperling, Phoebe Cohen, Susannah M. Porter, Phoebe Cohen, Christy C. Visaggi and Thomas D. Olszewski
The Tonian-Cryogenian World Leigh Anne Riedman, Erik A. Sperling, Phoebe Cohen, Susannah M. Porter, Phoebe Cohen, Christy C. Visaggi and Thomas D. Olszewski