1970s
A teacher in Africa has his young students clap and sing at their desks…
A woman recording instructions about pronunciation lessons for a…
Tracking shot of a forest. Moss hangs from tree branches. A squirrel,…
Machu Picchu, the ruins of an Incan city in the Andes Mountains of Peru…
The Acropolis of Athens in Greece. Stone pillars in Greek ruins. Great…
Stone ruins in Guatemala. A Mayan temple is seen, and an archeologist…
Farming fields, a tractor or harvester with farm workers behind it…
A prayer tower in an Arabic city. Inside the mosque, people sit on the…
A Bolivian man pushes behind a plow being pulled by two large cows in…
1950s
Tall man with hands on hips speaks to short man. Secretaries sit at…
“American Telephone & Telegraph Co. And Associated Companies” logo…
1960s
Building with Bell logo.
