This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
blackandwhite monochrome black and white PS USN Astronomical Studies Extended by New Navy Radio Telescope. Workmen lower the last section of the Naval Research Laboratorys inch radio telescope into place. With this installation NRL Scientists will study radio signals from the Sun Moon and Stars. Information gained from the