This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
Summary
Description19501200 - Radio Callsign was 'Edith' - Yong-po, Korea.jpg
English: Radar site belonging to Marine Ground Control Intercept Squadron-1 (MGCIS-1) at Yonpo Airfield in December 1950. The "Edith" on the sign in the foreground denotes the callsign of the unit at the time. Radar on the left is the TPS-1B and the larger radar in the middle is an MPS-5
Date
Source
Own work
Author
Looper5920
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
You are free:
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.