This map of Puerto Rico was published by the CIA in 1976 and is currently kept in the cartographic collection...
Maps from 1976
Map of the ocean floor (1976)
This world map was published in 1976 by Tanguy de Rémur for the American Geographical Society (AGS). In...
The Peoples of the Soviet Union (1976)
This ethnic map, published by National Geographic in 1976, shows the different peoples or nations that existed among the inhabitants...
Español 
English (UK)