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Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
4/22/2010
The Environmental Movement This button depicts the ecology symbol, a small letter “e” inside the larger letter “O,” the letters standing for “environment” and “organism.” Cartoonist Ron Cobb invented the symbol in 1969. The ecology symbol appeared in a g
Grade Range:
K-12
Resource Type(s):
Artifacts, Primary Sources
Date Posted:
4/16/2009
This photograph of a blue ash tree is one of forty-nine framed black and white photographic prints bequeathed to the Smithsonian by William F. Bucher of Washington, D.C. The collection represents a labor of love for Bucher, a cabinetmaker, who framed each photograph in wood of the same species as
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