An airline map of the United States and Puerto Rico showing principal non-stop routes, 1965.

The Puerto Rican migrations of the 1950s and ’60s were among the first major waves of migration that took place by air travel.

Citation Information
“Airline map of the United States ... 1965,” Digital Public Library of America, https://dp.la/item/f170ad83f01ede7a3e0e39abe8c405b5.
Note: These citations are programmatically generated and may be incomplete.
Courtesy of David Rumsey.
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