Pre-digital, the film from spy satellites was parachuted to earth and captured mid-air by recovery aircraft. https://en.wikipedia.org/wiki/Mid-air_retrieval ht

Pre-digital, the film from spy satellites was parachuted to earth and captured mid-air by recovery aircraft. https://en.wikipedia.org/wiki/Mid-air_retrieval https://en.wikipedia.org/wiki/Mid-air_retrieval