Challenge of the Piper (comic story)

Summary
The TARDIS lands in the town of hamlin at the time of the Pied Piper But The Doctor  rule of interfering with time is put to the test when John and Gillian are kidnapped 

Characters

 * First Doctor
 * John and Gillian
 * Pied Piper
 * The Mayor Of Hamlin

Continuity

 * The Pied Piper returned in SJA: The Day of the Clown.
 * The Doctor encounters a dragon in the Pied Piper's realm, but uses a fire extinguisher to drive it off.

Timeline

 * This story occurs after TVC: Prisoners of Gritog
 * This story occurs before TVC: Moon Landing