Using Primary Resources
Why Use Primary Sources?, The Library of Congress (PDF).
History in the Raw, a justification for the use of primary sources in education, The National Archives.
The Learning Page, The Library of Congress ("Teacher's eye view" of the LOC's collections).
Primary source analysis forms:
Cartoons (PDF) (National Archives)
Photographs (PDF) (Library of Congress)
Posters/Visuals (PDF) (Bringing History Home)
Written Documents (PDF) (National Archives)
Citation tutorial: how to cite digital primary sources within this Donora Digital Collection (coming soon)
Another explanation of citing digital primary sources (from the Library of Congress).
Air Inversion Resources
Contributed by Dr. Chad Kauffman, Associate Professor, Meteorology/Climatology,
Earth Sciences Department, California University of PA.
Explanation from the United Nations Environment Programme. (See Section 3)
Meteorology 101 slideshow from The Weather Channel (See Slide 37)
The Plain English Guide to the Clean Air Act, A 2007 publication by the United States Environmental Protection Agency.