Thomas C Michalski

• Catalog of Arizona and New Mexico cores housed at the USGS Core Research Center, Denver, Colorado
• Catalog of Kansas and Oklahoma cores housed at the USGS Core Repository, Denver, Colorado
• Catalog of Utah cores housed at the USGS Core Repository, Denver, Colorado
• Catalog of Wyoming cores housed at the USGS Core Repository, Denver, Colorado
• Status of public well-sample repositories in the United States