1 Work in Radar O'Reilly & Spock (Star Trek)
Episode 2 of the series Welcome to 1951.
Spock, with the aid of Radar O'Reilly, builds a subspace receiver into the camp radio. Radar O'Reilly, with the aid of Spock, tunes his personal subspace receiver.
Continuity note: In the MASH timeline, this episode occurs between Hawkeye and 38th Parallels. In the Star Trek timeline, the guys arrived several months after Turnabout Intruder.
Thanks to all unofficial beta readers who catch my typos: Darth_Mary_Sue among them.