String Theory (audio story)

String Theory was a 2015 Big Finish Short Trips audio short story read by Stephen Critchlow. It featured the Fourth Doctor and Leela. It was released as a subscriber-only download, available to subscribers who purchased The Entropy Plague.

Summary
to be added

Characters

 * Fourth Doctor
 * Leela
 * Bronisław Huberman
 * Antonio Stradivari
 * Thief

Continuity
to be added