This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Agena ProductionLine CAL. en AGENA spacecraft production line at Lockheed nro gov aspx ID National Reconnaissance Office PDUSGov Uploaded with Agena CORONA and Discoverer Production lines
Page 2023 Free-images.com. All images are Public Domain