This livery depicts tail code No. 66-7542 F-4D Phantom II

 The 121st Fighter Squadron (121 FS) is a unit of the District of Columbia Air National Guard 113th Wing located at Joint Base Andrews, Camp Springs, Maryland. The 113th operated the Phantoms throughout the 1980s, retiring the Phantoms at the end of their service life in 1989. 

To install:

Download and Unzip folder. Then drag directly to your Community folder.