Concept
Version 7
Created by Boundless
Listening and Critical Thinking
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Roosevelt and Churchill in conversation (C) Zorba the Geek :: Geograph Britain and Ireland."
http://www.geograph.org.uk/photo/875991
Geograph
CC BY-SA.