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5
Rediscovery of the Elements
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.
Object Type:
Website
System:
The UNT Digital Library
Arbuckles' illustrated atlas of fifty principal nations of the world.
Atlas shows illustrations of nations throughout the world with brief descriptions.
Date:
1889
Creator:
Arbuckle Bros.
Object Type:
Map
System:
The Portal to Texas History
Rediscovery of the Elements: The Platinum Metals
Article describing the history of the platinum metals, from its discovery in the New World and subsequent experiments in Europe. Tourist information is provided regarding areas pertinent to the history of platinum.
Date:
Spring 2009
Creator:
Marshall, James L., 1940- & Marshall, Virginia R.
Object Type:
Article
System:
The UNT Digital Library
[Transcript of letter from Secretary of State Henry Clay to Henry Middleton, Envoy Extraordinary and Minister Plenipotentiary U.S. to St. Petersburg, May 10, 1825]
Copy of transcript for a letter from Secretary of State Henry Clay to Henry Middleton, Envoy Extraordinary and Minister Plenipotentiary U.S. to St. Petersburg requesting that Middleton attempt to engage Russia in persuading Spain to not continue fighting in order to hold onto to its New World colonies.
Date:
May 10, 1825
Creator:
unknown
Object Type:
Letter
System:
The Portal to Texas History
[Transcript of letter from Henry Clay to Joel R. Poinsett, Envoy Extraordinary and Minister Plenipotentiary U.S Mexico, September 24, 1825]
Copy of transcript for a letter from Henry Clay to Joel R. Poinsett, Envoy Extraordinary and Minister Plenipotentiary U.S Mexico concerning relations and trade agreements between Mexico, the United States of America, Great Britain, and Colombia.
Date:
September 24, 1825
Creator:
unknown
Object Type:
Letter
System:
The Portal to Texas History