Here is ‘The Unbound Fourth Doctor (SKTD)’s Timeline’.

The (Audio) stories are highlighted in BOLD and RED.

The stories with links to reviews/stories by me on my blog are highlighted in BOLD and RED.

Regarding the (Audio) stories, I’ve identified each of them as follows in the KEY below.

KEY
**BFAD – Big Finish Audio Drama

Please feel free to ask questions about this timeline, as I intend to revisit this and add new stories to the list as time goes on.

The Unbound Fifth Doctor (SKTD)’s Timeline

• Seven Keys to Doomsday (Audio) – BFAD**
  

‘The City of the Bad Wolf’ (DVW)
The Unbound Fourth Doctor (SKTD), Jenny and Jimmy’s cameo in ‘The Thirteen+ Doctors’ takes place here.

N.B. The Unbound Fourth Doctor (SKTD) as played by Trevor Martin is an alternative version of the Fourth Doctor after ‘The Third Doctor’s Timeline’.