edited by Elizabeth R. Gillette ; sponsored by the American Association for the Advancement of Science ... [and others] ; coordinated by Bureau of Conferences and Institutes at the University of New Mexico and Technology Application Center
sponsored by Section E (Geology and Geography) of the Pacific Division, American Association for the Advancement of Science, the School of Mines and Earth Sciences, University of Idaho, and the Idaho Bureau of Mines and Geology on the occasion of the 100th anniversary of the founding of the United States Geological Survey ; edited by Alan E. Leviton ... [and others]