Last modified on 26 July 2013, at 07:12
English: The Semi Automatic Ground Environment was a computerized military defense system designed by the United States to facilitate the interception of Soviet bombers.
This category has only the following subcategory.
- ► SAGE sites (1 C, 4 F)
Media in category "Semi Automatic Ground Environment"
The following 8 files are in this category, out of 8 total.