Past and Present Prof. Albrecht Classen University of Arizona.
Evolution on the Battlefront: Military Technology Over Time By: Kenneth A. Gavin American Institute for History Education Prepared for Jersey City (NJ)
Hockey Sticks or Boomerangs? The Global Warming Debate as an International Controversy By Bennett Pifer 2006.
Geography in the Middle Ages China continues to be far ahead of Christian Europe Geography a vehicle for Christian propaganda in Europe Muslim translation.
For the things of this world cannot be made known without a knowledge of mathematics. - Roger Bacon -
Epidemiology Kept Simple Chapter 8 Measures of Association & Potential Impact.
