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Map of Routes to the Principal Mining Districts in the Central States of Mexico.

Description: Map of several states bordering the Gulf of Mexico in central Mexico from 1828. The routes to the principal mining districts and other roads are marked, as well as towns, landmarks, rivers, and some topographic features (with relief shown by hachures).
Date: April 1828
Creator: Ward, H. G. (Henry George), 1797-1860.
Partner: UNT Libraries Rare Book and Texana Collections

Rediscovery of the Elements

Description: Interactive DVD documenting the research by Dr. James and Virginia Marshall to trace the history of the elements in the periodic table. It includes biographical information on the scientists who discovered each of the elements, notes about each of the elements with photos, periodic tables, maps and photographs of the cities where elements were discovered, a timeline of discoveries, written articles about the research, and other background documentation.
Date: July 2010
Creator: Marshall, James L., 1940- & Marshall, Virginia R.
Partner: UNT Libraries