ArticlesSpecial Article TERTIARY DEPOSITS OF EASTERN MEXICO See allHide authors and affiliations Science 07 Jun 1912:Vol. 35, Issue 910, pp. 906-908DOI: 10.1126/science.35.910.906 E. T. DumbleFind this author on Google Scholar Find this author on PubMed Search for this author on this site Article Info & Metrics eLetters PDF This is a PDF-only article. The first page of the PDF of this article appears below.